Isaiah 1:25
25 zI will turn my hand against you
and will smelt away your adross as with lye
and remove all your alloy.
Jeremiah 2:22
22 Though you wash yourself with lye
and use much soap,
jthe stain of your guilt is still before me,
declares the Lord God.
Job 22:30
30 He pdelivers even the one who is not innocent,
who will be delivered through qthe cleanness of your hands.”