Proverbs 26:26

26:26 Though his hatred may be concealed by deceit,

his evil will be uncovered in the assembly.

Proverbs 10:12

10:12 Hatred stirs up dissension,

but love covers all transgressions.

Proverbs 10:18

10:18 The one who conceals hatred utters lies,

and the one who spreads slander is certainly a fool.