Acts 10:44

While Peter was yet speaking these words, the Holy Spirit fell upon all who were hearing the word.

Acts 11:15

And, as I began to be speaking, the Holy Spirit fell upon them, just as upon us also at the beginning.

Acts 15:8

And, the heart-observing God, bare witness, - unto them, giving the Holy Spirit, just as, even unto us;

Acts 2:2-4

When there came suddenly out of heaven a sound, just as of a mighty rushing wind, - -and it filled all the house where they were sitting;

Acts 4:31

And, when they had made supplication, the place was shaken in which they were gathered together, and they were filled, one and all, with the Holy Spirit, and began speaking the word of God with freedom of utterance.

Acts 8:15-17

Who, indeed, going down, prayed for them, that they might receive Holy Spirit; -

Acts 19:6

and, Paul laying hands upon them, the Holy Spirit came upon them, and they began speaking with tongues and prophesying.

Treasury of Scripture Knowledge

Summary

While Peter yet spake these words, the Holy Ghost fell on all them which heard the word.

Bible References

The holy ghost

Acts 2:2
When there came suddenly out of heaven a sound, just as of a mighty rushing wind, - -and it filled all the house where they were sitting;
Acts 4:31
And, when they had made supplication, the place was shaken in which they were gathered together, and they were filled, one and all, with the Holy Spirit, and began speaking the word of God with freedom of utterance.
Acts 8:15
Who, indeed, going down, prayed for them, that they might receive Holy Spirit; -
Acts 11:15
And, as I began to be speaking, the Holy Spirit fell upon them, just as upon us also at the beginning.
Acts 19:6
and, Paul laying hands upon them, the Holy Spirit came upon them, and they began speaking with tongues and prophesying.