John Gills Exposition of the Bible Commentary - Numbers 6:2
Speak unto the children of Israel, and say unto them ,.... Whom the following law only concerned, and not Gentiles; so runs the Jewish canon,"the Gentiles have no Nazariteship, though they may bring their vows and freewill offerings as an Israelite, yet if they vow the vow of a Nazarite, the law of the Nazarite is not obliging on them, or they bound by it; but it is free for them to drink wine, and defile themselves for the dead; for it is written, "speak unto the children of Israel" F17 ... read more
Matthew Henry's Complete Commentary - Numbers 6:1-21
After the law for the discovery and shame of those that by sin had made themselves vile, fitly follows this for the direction and encouragement of those who by their eminent piety and devotion had made themselves honourable, and distinguished themselves from their neighbours. It is very probable that there were those before the making of this law who went under the character of Nazarites, and were celebrated by that title as persons professing greater strictness and zeal in religion than other... read more