2 Timothy 2:13; 2 Timothy 3:14; 2 Timothy 4:20

2 Timothy 2:13

13 if we are faithless, he remains faithful, for he cannot disown himself.

2 Timothy 3:14

14 But as for you, continue in what you have learned and have become convinced of, because you know those from whom you learned it,

2 Timothy 4:20

20 Erastus stayed in Corinth, and I left Trophimus sick in Miletus.