Acts 1:2-3

Twentieth_Century(i) 2 Down to that day on which he was taken up to Heaven, after he had, by the help of the Holy Spirit, given instructions to the Apostles whom he had chosen. 3 With abundant proofs, he showed himself to them, still living, after his death; appearing to them from time to time during forty days, and speaking of all that related to the Kingdom of God.