1 Samuel 1:11

vowed a vow The law of vows, with special limitations in the case of married women, is given in Numbers 30.

look on the affliction of thine handmaid The rendering of the LXX. "If thou wilt indeed regard the low estate of thine handmaiden" (ἐὰν ἐπιβλέπων ἐπιβλέψῃς ἐπὶ τὴν ταπείνωσιν τῆς δούλης σου) gives the words adopted by the Virgin Mary (Luke 1:48).

I will give him) The vow is twofold, involving (1) the lifelongconsecration of the child to the service of Jehovah, for as a Levite he would serve from the age of 25 or 30 to 50 only, and very possibly at this time many Levites, e.g. Elkanah himself, had no official duties: (2) the special Nazirite vow, the characteristics of which were (a) abstinence from intoxicating drinks, as an act of self-denial and a protest against sensual indulgence: (b) the free growth of the hair, symbolizing apparently the complete dedication of all the man's powers to Jehovah: (c) the avoidance of defilement by a dead body, as a token of absolute purity of life. See Numbers 6. The vow was usually taken for a limited time only, but Samson, Samuel, and St John the Baptist were dedicated to a perpetual Nazirate from their birth.