Acts 1:8-12

8But you will receive power when the Holy Spirit has come upon you, and you will be my witnesses in Jerusalem and in all Judea and Samaria, and to the end of the earth."

9And when he had said these things, as they were looking on, he was lifted up, and a cloud took him out of their sight.

10And while they were gazing into heaven as he went, behold, two men stood by them in white robes,

11and said, "Men of Galilee, why do you stand looking into heaven? This Jesus, who was taken up from you into heaven, will come in the same way as you saw him go into heaven."

12Then they returned to Jerusalem from the mount called Olivet, which is near Jerusalem, a Sabbath day's journey away.