Titus 1:9

holding to the faithful word which is according to the teaching, that he may be able both to exhort in the sound doctrine, and to convict the gainsayers.

He must hold firmly to the faithful word as it was taught, so that he can encourage others by sound teaching and refute those who contradict it.

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

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

and must be devoted to the trustworthy message as it's taught. In this way he can encourage others through correct teaching, and be able to convince those who disagree.

Holding fast that faithfull worde according to doctrine, that he also may bee able to exhort with wholesome doctrine, and conuince them that say against it.

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

Devoted to the faithful hatafah [(preaching)] of the Besuras HaGeulah, adequate for hora'ah [(teaching)] that exhorts to orthodox Jewish doctrine and for refuting and exposing with conviction the ones speaking against it.