Verses with the word regions in the New Testament (4 verses):

Acts 8:1
And Saul was consenting unto his death. And at that time there was a great persecution against the church which was at Jerusalem; and they were all scattered abroad throughout the regions of Judaea and Samaria, except the apostles.

2 Corinthians 10:16
To preach the gospel in the regions beyond you, and not to boast in another man's line of things made ready to our hand.

2 Corinthians 11:10
As the truth of Christ is in me, no man shall stop me of this boasting in the regions of Achaia.

Galatians 1:21
Afterwards I came into the regions of Syria and Cilicia;