Verses with the word filthy in the Old Testament (7 verses):

Job 15:16
How much more abominable and filthy is man, which drinketh iniquity like water?

Psalms 14:3
They are all gone aside, they are all together become filthy: there is none that doeth good, no, not one.

Psalms 53:3
Every one of them is gone back: they are altogether become filthy; there is none that doeth good, no, not one.

Isaiah 64:6
But we are all as an unclean thing, and all our righteousnesses are as filthy rags; and we all do fade as a leaf; and our iniquities, like the wind, have taken us away.

Zephaniah 3:1
Woe to her that is filthy and polluted, to the oppressing city!

Zechariah 3:3
Now Joshua was clothed with filthy garments, and stood before the angel.

Zechariah 3:4
And he answered and spake unto those that stood before him, saying, Take away the filthy garments from him. And unto him he said, Behold, I have caused thine iniquity to pass from thee, and I will clothe thee with change of raiment.