Acts 10:45

All the circumcised believers who came with Peter were amazed, because the gift of the Holy Spirit had been poured out on the Gentiles also.

Acts 10:23

So he invited them in and gave them lodging. And on the next day he got up and went away with them, and some of the brethren from Joppa accompanied him.

Acts 2:38

Peter said to them, "Repent, and each of you be baptized in the name of Jesus Christ for the forgiveness of your sins; and you will receive the gift of the Holy Spirit.

Acts 2:33

"Therefore having been exalted to the right hand of God, and having received from the Father the promise of the Holy Spirit, He has poured forth this which you both see and hear.

Acts 11:3

saying, "You went to uncircumcised men and ate with them."

Acts 11:15-18

"And as I began to speak, the Holy Spirit fell upon them just as He did upon us at the beginning.

Galatians 2:15

"We are Jews by nature and not sinners from among the Gentiles;

Galatians 3:13-14

Christ redeemed us from the curse of the Law, having become a curse for us--for it is written, "CURSED IS EVERYONE WHO HANGS ON A TREE"--

Ephesians 2:11

Therefore remember that formerly you, the Gentiles in the flesh, who are called "Uncircumcision" by the so-called "Circumcision," which is performed in the flesh by human hands--

Ephesians 3:5-8

which in other generations was not made known to the sons of men, as it has now been revealed to His holy apostles and prophets in the Spirit;

Colossians 2:13-14

When you were dead in your transgressions and the uncircumcision of your flesh, He made you alive together with Him, having forgiven 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 nature and not sinners from among the Gentiles;
Ephesians 2:11
Therefore remember that formerly you, the Gentiles in the flesh, who are called "Uncircumcision" by the so-called "Circumcision," which is performed in the flesh by human hands--
Ephesians 3:5
which in other generations was not made known to the sons of men, as it has now been revealed to His holy apostles and prophets in the Spirit;
Colossians 2:13
When you were dead in your transgressions and the uncircumcision of your flesh, He made you alive together with Him, having forgiven us all our transgressions,