Acts 10:45

And all the Jewish believers who had accompanied Peter were amazed, because the gift of the Holy Spirit was poured out upon the Gentiles also.

Acts 10:23

So he invited them in and gave them lodging. The next day he rose, and went off with them, and some of the brothers from Joppa accompanied them;

Acts 2:38

"Repent," answered Peter, "and be baptized, every one of you, in the name of Jesus Christ, for the remission of your sins, and you shall receive the gift of the Holy Spirit.

Acts 2:33

Since he is by the mighty hand of God exalted, and has received from his Father the promise of the Holy Spirit, he has poured forth this which you now see and hear.

Acts 11:3

saying, "You went into the houses of the uncircumcised and ate with them!"

Acts 11:15-18

"And," said Peter, "as soon as I began to speak, the Holy Spirit fell upon them, just as he fell upon us at the beginning.

Galatians 2:15

"We are Jews by birth, and not 'Gentile sinners';

Galatians 3:13-14

Christ has redeemed us from the curse of the Law by becoming a curse for us (for it is written, Cursed is every one who is hanged upon a tree),

Ephesians 2:11

Do not forget then, that you Gentiles in the flesh, who are called "uncircumcision" by the "circumcision" made in flesh by man's hand,

Ephesians 3:5-8

which was not disclosed to the sons of men in former generations, as it has now been revealed by the Spirit to his holy apostles and prophets,

Colossians 2:13-14

And you also, at one time dead in your trespasses and in the uncircumcision of your sensual nature, he has made alive together with himself. For he forgave us all our transgressions,

Treasury of Scripture Knowledge

Summary

And they of the circumcision which believed were astonished, as many as came with Peter, because that on the Gentiles also was poured out the gift of the Holy Ghost.

Bible References

The gentiles

Galatians 2:15
"We are Jews by birth, and not 'Gentile sinners';
Ephesians 2:11
Do not forget then, that you Gentiles in the flesh, who are called "uncircumcision" by the "circumcision" made in flesh by man's hand,
Ephesians 3:5
which was not disclosed to the sons of men in former generations, as it has now been revealed by the Spirit to his holy apostles and prophets,
Colossians 2:13
And you also, at one time dead in your trespasses and in the uncircumcision of your sensual nature, he has made alive together with himself. For he forgave us all our transgressions,