I find the old king James version has less distortions to God's word than any of the revised versions..there is a history that goes with the way the bible translations have been distorted..now to get back to the original question...do you know any old testament examples of how God has told us to get rid of filth? does anybody know of any?
Isa 55:7 Let the wicked forsake his way, and the unrighteous man his thoughts: and let him return unto the LORD, and he will have mercy upon him; and to our God, for he will abundantly pardon.
sa 1:16 Wash you, make you clean; put away the evil of your doings from before mine eyes; cease to do evil;
Isa 1:17 Learn to do well; seek judgment, relieve the oppressed, judge the fatherless, plead for the widow.
Isa 1:18 Come now, and let us reason together, saith the LORD: though your sins be as scarlet, they shall be as white as snow; though they be red like crimson, they shall be as wool.
Isa 1:19 If ye be willing and obedient, ye shall eat the good of the land:
Isa 1:20 But if ye refuse and rebel, ye shall be devoured with the sword: for the mouth of the LORD hath spoken it.
Jer 26:13 Therefore now amend your ways and your doings, and obey the voice of the LORD your God; and the LORD will repent him of the evil that he hath pronounced against you.
Pro_1:23 Turn you at my reproof: behold, I will pour out my spirit unto you, I will make known my words unto you.
Pro 28:13 He that covereth his sins shall not prosper: but whoso confesseth and forsaketh them shall have mercy.
Ecc 11:9 Rejoice, O young man, in thy youth; and let thy heart cheer thee in the days of thy youth, and walk in the ways of thine heart, and in the sight of thine eyes: but know thou, that for all these things God will bring thee into judgment.
Ecc_11:10 Therefore remove sorrow from thy heart, and put away evil from thy flesh: for childhood and youth are vanity.