## the times and seasons ##

"the time when the Lord Jesus will come back" (UDB)

## perfectly well ##

"very well" or "accurately" (UDB)

## like a thief in the night ##

Just as one doesn't know which night a thief may come to break in and steal, we do not know when the day of the Lord will come. "unexpectedly" (See: [[rc://en/ta/man/translate/figs-simile]])

## when they say ##

"when the people say"

## then sudden destruction ##

"then unexpected destruction"

## like birth pains on a pregnant woman ##

Just as a pregnant woman's birth pains come suddenly and don't stop until the birth is completed, so will the destruction come and they will not escape. (See: [[rc://en/ta/man/translate/figs-simile]])