Proverbs 30:15

30:15 "The leach has two daughters: 'Give, give.' "There are three things that are never satisfied; Four that don't say, 'Enough:'
-World English Bible

Other Translation

30:15 The horseleach hath two daughters, [crying], Give, give. There are three [things that] are never satisfied, [yea], four [things] say not, [It is] enough:
-King James Version