Judges 13:13

And the angel of the Lord said unto Manoah
Giving him no direct answer to his question, either what should be done to the child, or what that should do; only reminds of and repeats what he had said to his wife, which she should be careful to observe and would, and that was enough for him to know:

of all that I said to the woman, let her beware;
take to abstain from everything in eating and drinking during the time of her going with child, he had joined, which are particularly repeated in the next verse.