So that another man has sexual relations with her, and this is hidden from her husband and her impurity is undetected (since there is no witness against her and she has not been caught in the act)
NIV
And a man lies with her carnally, and it is hidden from the eyes of her husband and it is kept secret though she is defiled, and there is no witness against her nor was she taken in the act
AMP
And a man lie with her carnally, and it be hid from the eyes of her husband, and be kept close, and she be defiled, and there be no witness against her, neither she be taken with the manner;
KJV
This is a lasting ordinance for them. "The man who sprinkles the water of cleansing must also wash his clothes, and anyone who touches the water of cleansing will be unclean till evening."
NIV
And it shall be a perpetual statute to them. He who sprinkles the water for impurity [upon another] shall wash his clothes, and he who touches the water for impurity shall be unclean until evening.
AMP
And it shall be a perpetual statute unto them, that he that sprinkleth the water of separation shall wash his clothes; and he that toucheth the water of separation shall be unclean until even.
KJV
"Then the Levites are to lay their hands on the heads of the bulls, using one for a sin offering to the LORD and the other for a burnt offering, to make atonement for the Levites."
NIV
Then the Levites shall lay their hands upon the heads of the bulls, and you shall offer the one for a sin offering and the other for a burnt offering to the Lord, to make atonement for the Levites.
AMP
And the Levites shall lay their hands upon the heads of the bullocks: and thou shalt offer the one for a sin offering, and the other for a burnt offering, unto the LORD, to make an atonement for the Levites.
KJV