Reference

Acts 1:4

And, being assembled together with them, commanded them that they should not depart from Jerusalem, but wait for the promise of the Father, which, saith he, ye have heard of me.
2

Until the day in which he was taken up, after that he through the Holy Ghost had given commandments unto the apostles whom he had chosen:

3

To whom also he shewed himself alive after his passion by many infallible proofs, being seen of them forty days, and speaking of the things pertaining to the kingdom of God:

4

And, being assembled together with them, commanded them that they should not depart from Jerusalem, but wait for the promise of the Father, which, saith he, ye have heard of me.

5

For John truly baptized with water; but ye shall be baptized with the Holy Ghost not many days hence.

6

When they therefore were come together, they asked of him, saying, Lord, wilt thou at this time restore again the kingdom to Israel?