Acts 1:2-4 Christian Standard Bible (CSB)
2 until the day he was taken up, after he had given instructions through the Holy Spirit to the apostles he had chosen. 3 After he had suffered, he also presented himself alive to them by many convincing proofs, appearing to them over a period of forty days and speaking about the kingdom of God.
The Holy Spirit Promised
4 While he was[a] with them, he commanded them not to leave Jerusalem, but to wait for the Father’s promise. “Which,” he said, “you have heard me speak about;