Proverbs 20:8-9

A [discerning] king who sits on the throne of judgment Sifts all evil [like chaff] with his eyes [and cannot be easily fooled]. Who can say, “I have cleansed my heart, I am pure from my sin?” [1 Kin 8:46; 2 Chr 6:36; Job 9:30; 14:4; Ps 51:5; 1 John 1:8]