# One of them

"One of the Cretans" or "Someone from the people of Crete"

# a wise man of theirs

Possible meanings are 1) a prophet or 2) a poet or philosopher or 3) a teacher.

# Cretans are unceasing liars

"Cretans lie all the time." This is an exaggeration that means many Cretans lie a lot. (See: [[rc://en/ta/man/translate/figs-hyperbole]])

# bad and dangerous animals

This metaphor compares the Cretans to dangerous beasts. (See: [[rc://en/ta/man/translate/figs-metaphor]])

# lazy bellies

an idiom for people who do nothing but eat too much food. (See: [[rc://en/ta/man/translate/figs-idiom]])

# so correct them severely

"therefore tell them strongly that they are wrong"

# so that they may be sound in the faith

"so they will have a healthy faith" or "so their faith may be true"