Jamieson, Fausset & Brown, on Titus 1:9

“Embracing that faithful word which is according to doctrine, that he may be able to exhort in sound doctrine, and to convince the gainsayers.”

“Holding fast--Holding firmly to (compare Mat 6:24; Luk 16:13). the faithful--true and trustworthy (Ti1 1:15). word as he has been taught--literally, "the word (which is) according to the teaching" which he has received (compare Ti1 4:6, end; Ti2 3:14). by--Translate as Greek, "to exhort in doctrine (instruction) which is sound"; sound doctrine or instruction is the element IN which his exhorting is to have place . . . On "sound" (peculiar to the Pastoral Epistles), see Ti1 1:10; Ti1 6:3. convince--rather, "reprove" [ALFORD], (Tit 1:13).”

Imported from an open dataset — not yet checked against the printed edition.