I had wholly dedicated - From this it appears that Micah's mother, though she made a superstitious use of the money, had no idolatrous design, for she expressly says she had dedicated it ליהוה layhovah, to Jehovah; and this appears to have been the reason why she poured imprecations on him who had taken it.
Such a superstitious and unlawful mode of worshipping Yahweh is quite of a piece with Judges 8:27; Judges 11:31; 1 Kings 12:28, etc. It argues but slight acquaintance with the Ten Commandments, which, from the ignorance of reading and writing, were probably not familiar to the Israelites in those unsettled times. The mother intimates that the consecration of the silver was for the benefit of her son and his house, not for her own selfish advantage: and that she adheres to her original design of consecrating this silver for her son‘s benefit.