⁸ But you will receive power and ability when the Holy Spirit comes upon you; and you will be My witnesses [to tell people about Me] both in Jerusalem and in all Judea, and Samaria, and even to the ends of the earth.”

Peter’s Sermon

¹⁴ But Peter, standing with the eleven, raised his voice and addressed them: “Men of Judea and all you who live in Jerusalem, let this be explained to you; listen closely and pay attention to what I have to say.

⁸ Then Peter, filled with [the power of] the Holy Spirit, said to them, “Rulers and elders of the people [members of the Sanhedrin, the Jewish High Court],

³¹ And when they had prayed, the place where they were meeting together was shaken [a sign of God’s presence]; and they were all filled with the Holy Spirit and began to speak the word of God with boldness and courage.