Proverbs 30:15 in the King James Version
The horseleach hath two daughters, crying, Give, give. There are three things that are never satisfied, yea, four things say not, It is enough:
Context
14 There is a generation whose teeth are like swords, and their jaws like knives, to devour the poor from the earth, and the needy from among men.
15 “The leech has two daughters: ‘Give, give.’ “There are three things that are never satisfied; four that don’t say, ‘Enough!’:
16 Sheol, the barren womb, the earth that is not satisfied with water, and the fire that doesn’t say, ‘Enough!’