2 Timothy 1:3; 2 Timothy 1:13; 2 Timothy 2:19; 2 Timothy 3:5

2 Timothy 1:3

3 I thank God, whom I serve with a clear conscience the way my forefathers did, as I constantly remember you in my prayers night and day,

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 2:19

19 Nevertheless, the firm foundation of God stands, having this seal, "The Lord knows those who are His," and, "Everyone who names the name of the Lord is to abstain from wickedness."

2 Timothy 3:5

5 holding to a form of godliness, although they have denied its power; Avoid such men as these.