Proverbs 30:10-12 Expanded Bible (EXB)
10 “Do not ·say bad things about [slander] servants to their masters,
or they will curse you, and you will suffer for it [Eccl. 7:21–22].
11 “Some people curse their fathers
and do not bless their mothers [Ex. 20:12; 21:17].
12 Some people think they are pure,
but they ·are not really free from evil [L have not cleaned off their own excrement; Deut. 23:12–14].