'Enough' in the Bible

For which of you, desiring to build a tower, doesn't first sit down and count the cost, to see if he has enough to complete it?

But when he came to himself he said, 'How many hired servants of my father's have bread enough to spare, and I'm dying with hunger!

They said, "Lord, behold, here are two swords." He said to them, "That is enough."