The leech has two daughters-- Give and Give! There are three things that are never satisfied, Four never say, "Enough!":
Proverbs 30:15
Surrounding context
30:14 There is a generation whose teeth are like swords, And whose fangs are like knives, To devour the poor from off the earth, And the needy from among men.
30:15 The leech has two daughters-- Give and Give! There are three things that are never satisfied, Four never say, "Enough!":
30:16 The grave, The barren womb, The earth that is not satisfied with water-- And the fire never says, "Enough!"