'Opportunity' in the Bible

Then in the morning, at sunrise, you will get up early and rush upon and attack the city; and when Gaal and the people who are with him come out against you, you shall do to them whatever you can.”

But Samson retorted to his father, "Get her for me, since she looks fine to me." Meanwhile, his father and mother did not know that she was from the LORD, because he had been seeking a favorable opportunity concerning the Philistines, since the Philistines were dominating Israel at that time.