Acts 1:8-10

Amplified Bible

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.”

The Ascension

⁹ And after He said these things, He was caught up as they looked on, and a cloud took Him up out of their sight. ¹⁰ While they were looking intently into the sky as He was going, two men in white clothing suddenly stood beside them,