'Sure' in the Bible

But now don't treat him as if he were innocent. You are a wise man and you know how to handle him; make sure he has a bloody death."

If you ever do leave and cross the Kidron Valley, know for sure that you will certainly die! You will be responsible for your own death."

the king summoned Shimei and said to him, "You will recall that I made you take an oath by the Lord, and I solemnly warned you, 'If you ever leave and go anywhere, know for sure that you will certainly die.' You said to me, 'The proposal is acceptable; I agree to it.'

The district governors acquired supplies for King Solomon and all who ate in his royal palace. Each was responsible for one month in the year; they made sure nothing was lacking.