The Spirit-Empowered Witness

May 19, 2026
The Spirit-Empowered Witness

Nuremberg, 1945. The trial of the century rested on one thing — witnesses. Ordinary people who had seen what happened and had to decide whether to say it. Witnessing cost them something. But here's what's true about a witness: they don't decide what happened. They just tell what they saw.

In Acts 4, Peter and John have been hauled before the same religious court that put Jesus to death, threatened, and released. Jesus had already told them what they were — "You will be my witnesses." Not volunteers. Not experts. Witnesses. So what does it actually look like to be one?

In this final installment of the Becoming: The Whole Disciple series, Pastor Brolin walks through Acts 4:23–31 to unpack the fifth and final identity of a fully formed disciple — the Spirit-Empowered Witness. Most of us assume a Spirit-filled witness leads with confidence, boldness, and the right words. The early church — fresh out of jail, under threat, outnumbered — leads with something that doesn't look powerful at all. They get on their knees.

Four movements shape the passage:


  • They prayed together — When the threat came, they didn't scatter or strategize. They went home to the church and raised their voices homothymadon — with one accord, one heart. A Spirit-filled witness starts on our knees, together.

  • They prayed Scripture — They addressed God as Despota — total Master. They prayed Genesis and Psalm 2 back to Him, and named the opposition Jesus faced without flinching. The cross wasn't Plan B. It was Plan A.

  • They asked big — They didn't ask for the threats to be removed. They asked for more boldness in the middle of the threats. They asked God to stretch out His hand to heal and perform signs and wonders through the name of Jesus. They speak. He does the work.

  • God moves — The place was shaken. They were all filled with the Holy Spirit and spoke the word of God boldly. The grammar shifts: they're no longer the actors. God is. The prayer of verse 29 is answered word-for-word in verse 31.

The straightest line between an empowered witness and a soul saved isn't through better apologetics. It's through prayer. Before you talk to people about God — talk to God about people. You are not big enough to screw it up.