Romans 1:1

Paul, a servant of Jesus Christ, called to be an apostle, separated to the gospel of God,

2 Corinthians 6:14-17

Be not unequally yoked with unbelievers; for what fellowship hath righteousness with unrighteousness? or what communion hath light with darkness?

Treasury of Scripture Knowledge

Summary

And the rest of the people, the priests, the Levites, the porters, the singers, the Nethinims, and all they that had separated themselves from the people of the lands unto the law of God, their wives, their sons, and their daughters, every one having knowledge, and having understanding;

Unto the law

Bible References

All they

2 Corinthians 6:14
Be not unequally yoked with unbelievers; for what fellowship hath righteousness with unrighteousness? or what communion hath light with darkness?

Unto the law

Romans 1:1
Paul, a servant of Jesus Christ, called to be an apostle, separated to the gospel of God,