Proverbs 30:13-15 New Revised Standard Version (NRSV)
13 There are those—how lofty are their eyes,
how high their eyelids lift!—
14 there are those whose teeth are swords,
whose teeth are knives,
to devour the poor from off the earth,
the needy from among mortals.
15 The leech has two daughters;
“Give, give,” they cry.
Three things are never satisfied;
four never say, “Enough”: