An elder must be blameless, the husband of but one wife, having children who are believers and who are not open to accusation of indiscretion or insubordination.
KJV
If any be blameless, the husband of one wife, having faithful children not accused of riot or unruly.
ASV
if any man is blameless, the husband of one wife, having children that believe, who are not accused of riot or unruly.
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.
KJV
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.
ASV
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.