There was a man in the hill country of Ephraim whose name was Micah.
He said to his mother, "The eleven hundred pieces of silver that were taken from you, about which you uttered a curse, and even spoke it in my hearing,—that silver is in my possession; I took it; but now I will return it to you." And his mother said, "May my son be blessed by the Lord!"
References for Judges 17:2
Then he returned the eleven hundred pieces of silver to his mother; and his mother said, "I consecrate the silver to the Lord from my hand for my son, to make an idol of cast metal."
So when he returned the money to his mother, his mother took two hundred pieces of silver, and gave it to the silversmith, who made it into an idol of cast metal; and it was in the house of Micah.
This man Micah had a shrine, and he made an ephod and teraphim, and installed one of his sons, who became his priest.
In those days there was no king in Israel; all the people did what was right in their own eyes.