NET

9 He must hold firmly to the faithful message as it has been taught, so that he will be able to give exhortation in such healthy teaching and correct those who speak against it.

Darby

9 clinging to the faithful word according to the doctrine taught, that he may be able both to encourage with sound teaching and refute^D8943 gainsayers.

Darby Bible Notes

refute - Elenko, as ch. 2.15, 'rebuke,' see Note, John 3.20.

KJV

9 Holding fast the faithful word as he hath been taught^K7147, that he may be able by sound doctrine both to exhort and to convince the gainsayers.

KJV Bible Notes

as he hath been taught: Or, in teaching.

Strong's

9 Holding fast^G472 the faithful^G4103 word^G3056 as^G2596 he hath been taught^G1322, that^G2443 he may be^G5600 able^G1415 by^G1722 sound^G5198 doctrine^G1319 both^G2532 to exhort^G3870 and^G2532 to convince^G1651 the gainsayers^G483.