Treasury of Scripture Knowledge
Now on the morrow, while those men were traveling and approaching the city, Peter went up upon the housetop to pray, about the sixth hour.
And certain men, who came down from Judea, taught the brothers, Unless ye will be circumcised in the custom of Moses, ye cannot be saved.
And when the men heard, they glorified God, having said to him, Thou see, brother, how many thousands there are of the Jews who have believed, and they are all zealots of the law.
For before certain men came from James he ate together with the Gentiles, but when they came, he withdrew and separated himself, fearing men of circumcision.
1 Samuel 17:29
And David said, What have I now done? Is there not a cause?