GOD'S WORD® Translation
Once again he will dedicate himself to the LORD as a Nazirite for the same length of time as before. He must bring a one-year-old male lamb as an offering for guilt. The first time period won't count. He has to start over from when he became unclean.

American Standard Version
And he shall separate unto Jehovah the days of his separation, and shall bring a he-lamb a year old for a trespass-offering; but the former days shall be void, because his separation was defiled.

Berean Study Bible
He must rededicate his time of separation to the LORD and bring a year-old male lamb as a guilt offering. But the preceding days shall not be counted, because his separation was defiled.

Douay-Rheims Bible
And shall consecrate to the Lord the days of his separation, offering a lamb of one year for sin: yet so that the former days be made void, because his sanctification was profaned.

English Revised Version
And he shall separate unto the LORD the days of his separation, and shall bring a he-lamb of the first year for a guilt offering: but the former days shall be void, because his separation was defiled.

King James Bible
And he shall consecrate unto the LORD the days of his separation, and shall bring a lamb of the first year for a trespass offering: but the days that were before shall be lost, because his separation was defiled.

World English Bible
He shall separate to Yahweh the days of his separation, and shall bring a male lamb a year old for a trespass offering; but the former days shall be void, because his separation was defiled.

Young's Literal Translation
and he hath separated to Jehovah the days of his separation, and he hath brought in a lamb, a son of a year, for a guilt-offering, and the former days are fallen, for his separation hath been defiled.

Numbers 6:12 Additional Translations ...