The days of his separation — As many days as he had before vowed to God. Lost — Heb. fall, to the ground, that is, be void or of none effect.
Related Commentaries of Numbers 6:12
Numbers 6:12
12 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,d because his separation was defiled.