Titus 2:1
Speak things which become sound teaching.
1 Timothy 1:10
fornicators, sodomites, men-stealers, liars, perjurers, and whatever else is contrary to sound doctrine,
Titus 1:9
holding firmly the faithful word taught, that he may be able both to exhort with sound instruction and to convince those who contradict.
1 Timothy 6:3
If any one teaches differently, and consents not to sound words, the words of our Lord Jesus Christ, and the doctrine which is according to piety,
2 Timothy 1:13
Retain the form of sound words which you heard from me in faith and the love in Christ Jesus.
Titus 2:11-14
For the grace of God that pertains to salvation appeared to all men,
Titus 3:8
The word is true, and I wish you to insist strongly concerning these things, that those who have believed in God may be careful to maintain good works. For these things are honorable and useful to men.