Titus 2:1
But speak thou the things which are expedient unto sound doctrine,
1 Timothy 1:10
for fornicators, for homosexuals, for kidnappers, for liars, for perjured persons, and if there is any other thing that is contrary to sound doctrine,
Titus 1:9
holding fast the doctrine according to the faithful word, that he may be able by sound doctrine both to exhort and to convince the gainsayers.
1 Timothy 6:3
If anyone teaches otherwise and does not consent to wholesome words, even the words of our Lord Jesus Christ and to the doctrine which is according to godliness,
2 Timothy 1:13
Hold fast the form of sound words, which thou hast heard of me, in faith and charity which is in Christ Jesus.
Titus 2:11-14
For the grace of God that brings salvation has appeared to all men,
Titus 3:8
The Word is faithful, and I desire that thou affirm this constantly, that those who have believed God might be careful to conduct themselves in good works. This is good and profitable unto men.