But ye shall receive power, after that the Holy Ghost is come upon you: and ye shall be witnesses unto me both in Jerusalem, and in all Judaea, and in Samaria, and unto the uttermost part of the earth.
Acts 1:8
And they were all filled with the Holy Ghost, and began to speak with other tongues, as the Spirit gave them utterance.
Acts 2:4
But the angel of the Lord by night opened the prison doors, and brought them forth, and said, 20 Go, stand and speak in the temple to the people all the words of this life. 21 And when they heard that, they entered into the temple early in the morning, and taught.
Ac 5:19-21