'Sound Teaching' in the Bible

I give you sound teaching, so do not abandon my instruction.

fornicators, sodomites, kidnappers, liars, perjurers; and if any other thing is opposed to sound teaching,

If you warn the brethren of these dangers you will be a good and faithful servant of Christ Jesus, inwardly feeding on the lessons of the faith and of the sound teaching of which you have been, and are, so close a follower.

If anyone teaches other doctrine and does not agree with the sound teaching of our Lord Jesus Christ and with the teaching that promotes godliness,

Keep and follow the pattern of sound teaching (doctrine) which you have heard from me, in the faith and love which are in Christ Jesus.

For the time shall be when they will not bear sound teaching; but according to their own lusts will heap up to themselves teachers, having an itching ear;

clinging to the faithful word according to the doctrine taught, that he may be able both to encourage with sound teaching and refute gainsayers.

But do thou speak the things that become sound teaching;