1 Samuel 3:12 KJV
In that day I will perform against Eli all things which I have spoken concerning his house: when I begin, I will also make an end.
1 Samuel 3:12, King James Version
In context
11 And the Lord said to Samuel, Behold, I will do a thing in Israel, at which both the ears of every one that heareth it shall tingle.
12 In that day I will perform against Eli all things which I have spoken concerning his house: when I begin, I will also make an end.
13 For I have told him that I will judge his house for ever for the iniquity which he knoweth; because his sons made themselves vile, and he restrained them not.