1 Corinthians 9:20
And, to the Jews, I became as a Jew, that I might gain Jews; to those under law, as under law (not being myself under law), that I might gain those under law;
Acts 16:3
this one Paul wished to go forth with him; and, taking him, he circumcised him because of the Jews who were in those places; for they all knew that his father was a Greek.
Acts 21:20-26
And they, hearing it, were glorifying God, and said to him, "You observe, brother, how many thousands there are among the Jews, of those who have believed; and they are all zealous for the law.
Acts 17:2-3
and, according to Paul's custom, he went in to them; and for three sabbaths reasoned with them from the Scriptures,
Acts 18:18
And Paul, abiding after this yet many days with the brethren, having taken leave of them, was sailing away to Syria, and with him Priscilla and Aquila; having shaven his head in Cenchrea; for he had a vow.
Romans 3:19
Now we know that whatsoever the law says, it speaks to those under the law; that every mouth may be stopped, and that the whole world may be under the sentence of God;
Romans 6:14-15
For sin shall not have dominion over you; for ye are not under law, but under grace.
Romans 11:14
if by any means I may excite to rivalry my flesh, and save some of them.
Galatians 4:5
that He might redeem those under law, that, we might receive the adoption of sons.
Galatians 4:21
Tell me, ye who are wishing to be under law, do ye not hear the law?
Galatians 5:18
But, if ye are being led by the Spirit, ye are not under law.