Proverbs 30:13

10 “Do not slander a servant to their master, or they will curse you, and you will pay for it.

11 “There are those who curse their fathers and do not bless their mothers; 12 those who are pure in their own eyes and yet are not cleansed of their filth; 13 those whose eyes are ever so haughty, whose glances are so disdainful; 14 those whose teeth are swords and whose jaws are set with knives to devour the poor from the earth and the needy from among mankind.

15 “The leech has two daughters. ‘Give! Give!’ they cry. “There are three things that are never satisfied, four that never say, ‘Enough!’: 16 the grave, the barren womb, land, which is never satisfied with water, and fire, which never says, ‘Enough!’