2 Timothy 1:13; 2 Timothy 4:3

2 Timothy 1:13

13 Retain the standard of sound words which you have heard from me, in the faith and love which are in Christ Jesus.

2 Timothy 4:3

3 For the time will come when they will not endure sound doctrine; but wanting to have their ears tickled, they will accumulate for themselves teachers in accordance to their own desires,