1 Corinthians 6:1
When any controversy arises among you, will any one presume to appeal to the Gentiles, and not to Christians?
Matthew 28:20
teaching them to observe every thing which I have enjoin'd you: and be assured I shall be always with you to the end of the world.
Acts 18:14-15
and when Paul was going to speak, Gallio said to the Jews, "if it were a matter of some injustice or something immoral, O Jews, it would be reasonable to hear you out.
1 Thessalonians 4:1-2
Finally, my brethren, we intreat and conjure you by the Lord Jesus Christ, to observe the instructions we gave you about your religious conduct, and to make continual progress therein.