Proverbs 30:15-18

¹⁵The leech hath two daughters: Give, give. There are three things never satisfied; four which say not, It is enough:

¹⁶— Sheol, and the barren womb; the earth which is not filled with water, and the fire which saith not, It is enough.

¹⁷The eye that mocketh at a father, and despiseth to obey a mother, the ravens of the valley shall pick it out, and the young eagles shall eat it.

¹⁸There are three things too wonderful for me, and four that I know not: