Exploring the Meaning of Prasso in Greek

πράσσω expresses active doing, and in these passages it covers concrete actions, moral deeds, and required conduct. It appears across narrative scenes in Luke and Acts and in moral contrasts in John.

Occurrences

Luke 3:13: He said to them, “Collect no more than that which is appointed to you.”

In John the Baptist’s instruction to tax collectors, πράσσω frames the everyday work of collecting as an action that must stay within an appointed boundary. The focus is not on intention or identity but on what one actually does in the exercise of a role—conduct measured against what is “appointed.”

Luke 19:23: Then why didn’t you deposit my money in the bank, and at my coming, I might have earned interest on it?’

In the master’s rebuke, πράσσω targets a practical, expected action: placing money in the bank so that interest could be gained. The verb sits in the realm of required diligence; the complaint is not theoretical but about a concrete step that should have been carried out.

Luke 22:23: They began to question among themselves, which of them it was who would do this thing.

At the table, πράσσω points to a specific impending act (“this thing”) that one of the group will carry out. The disciples’ questioning turns on identifying the agent of an action, highlighting πράσσω as the verb for executing a decisive deed rather than merely thinking or speaking.

Luke 23:15: Neither has Herod, for I sent you to him, and see, nothing worthy of death has been done by him.

In Pilate’s assessment, πράσσω is used to evaluate what Jesus has actually done. The claim is forensic: no deed has been performed that merits the penalty sought. The verb therefore functions as a hinge between accusation and verdict, concentrating on demonstrable actions.

Luke 23:41: And we indeed justly, for we receive the due reward for our deeds, but this man has done nothing wrong.”

Here πράσσω contrasts two moral accounts: the speaker’s “deeds” that justly receive punishment and Jesus’ lack of wrongdoing. The verb anchors guilt and innocence in what has been done, presenting deeds as the basis for “due reward” and for declaring that “this man has done nothing wrong.”

John 3:20: For everyone who does evil hates the light, and doesn’t come to the light, lest his works would be exposed.

In this moral explanation, πράσσω describes the doing of evil as an ongoing pattern that produces a reaction: hatred of the light and avoidance of exposure. The verb connects action to concealment; doing evil creates a need to stay away from the light because “his works would be exposed.”

John 5:29: and will come out; those who have done good, to the resurrection of life; and those who have done evil, to the resurrection of judgment.

πράσσω appears in a future, decisive sorting tied to resurrection. The verb marks the completed record of doing—good or evil—as the stated basis for two outcomes: “resurrection of life” or “resurrection of judgment.” The emphasis is on performed deeds that stand as a public criterion when all “will come out.”

Acts 3:17: “Now, brothers, I know that you did this in ignorance, as did also your rulers.

In Peter’s address, πράσσω labels a specific action (“this”) attributed to the audience and their leaders, while also qualifying it as done “in ignorance.” The verb keeps the action itself in view even as the speaker speaks of their state of understanding; the deed is real, yet the manner of doing is framed by ignorance.

Acts 5:35: He said to them, “You men of Israel, be careful concerning these men, what you are about to do.

Gamaliel’s warning employs πράσσω for contemplated action: what the council is “about to do” regarding the apostles. The verb highlights decision and execution—an action poised to be taken—so the counsel is to weigh the consequences before acting.

Acts 15:29: that you abstain from things sacrificed to idols, from blood, from things strangled, and from sexual immorality, from which if you keep yourselves, it will be well with you. Farewell.”

Though phrased as abstentions and self-keeping, the instruction functions as required conduct: a defined set of practices to avoid, with the assurance “it will be well with you” if they keep themselves from them. In this kind of directive context, πράσσω aligns with the sphere of required doing—what communities are to carry out as a settled pattern of behavior.

Acts 16:28: But Paul cried with a loud voice, saying, “Don’t harm yourself, for we are all here!”

In the jail scene, πράσσω is applied to an urgent, immediate act to be prevented: self-harm. The verb belongs to a moment of crisis and intervention, where a single action would have irreversible consequences, and Paul’s shout aims to stop the doing of it.

Acts 17:7: whom Jason has received. These all act contrary to the decrees of Caesar, saying that there is another king, Jesus!”

The accusation against Jason and others uses πράσσω to characterize their behavior as action “contrary to the decrees of Caesar.” The charge is that their conduct—paired here with their speech about “another king”—amounts to actionable opposition. πράσσω thus carries the force of conduct that can be framed as compliance or noncompliance within public order.

Sense and Usage

Across these scenes, πράσσω gathers several connected uses under the idea of doing and required conduct. In instruction and obligation (Luke 3:13; Luke 19:23; Acts 15:29), it points to what is expected—whether limiting collection to what is appointed, taking prudent steps with entrusted money, or keeping oneself from specified practices. In deliberation and warning (Luke 22:23; Acts 5:35), the verb focuses attention on an identifiable act: the deed someone “would do,” or the course a council is “about to do.”

In judicial and moral evaluation (Luke 23:15; Luke 23:41; John 5:29; Acts 17:7), πράσσω becomes a verb of accountability. It is what can be weighed—whether something “worthy of death” has been done, whether deeds deserve punishment, whether people have done good or evil, and whether a group’s behavior can be prosecuted as acting against decrees. Even where ignorance is mentioned (Acts 3:17), the verb still holds the act in place: the doing is affirmed, while its accompanying state (“in ignorance”) is also named.

In John 3:20, πράσσω links doing to exposure: actions generate a relationship to the light, either avoidance and concealment or openness. John 5:29 extends that accountability into a final public outcome: what has been done stands attached to resurrection “of life” or “of judgment.” Luke and Acts supply the concrete social settings—work practices, money management, council decisions, legal proceedings, civic accusations—showing πράσσω as a verb that names action in the ordinary and the decisive alike.

Imagery in Context

These passages often picture doing as something that leaves a trace: deeds can be rewarded (Luke 23:41), exposed (John 3:20), or brought forward as the basis of judgment (John 5:29). The same verb fits both mundane acts like collecting and depositing (Luke 3:13; Luke 19:23) and high-stakes actions at trial, in a jail, or under political accusation (Luke 23:15; Acts 16:28; Acts 17:7), giving a consistent sense that what is done is concrete, assessable, and consequential.

Sources: Lexical data from Strong’s Exhaustive Concordance and the Translators Brief Lexicon of Extended Strongs for Greek (STEPBible, CC BY). Occurrence data from the Translators Amalgamated Greek New Testament (STEPBible, CC BY). Scripture quotations from the World English Bible (public domain).