1 Samuel 3:12 in the King James Version
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.
Context
11 The LORD said to Samuel, “Behold, I will do a thing in Israel at which both the ears of everyone who hears it will tingle.
12 In that day I will perform against Eli all that I have spoken concerning his house, from the beginning even to the end.
13 For I have told him that I will judge his house forever for the iniquity which he knew, because his sons brought a curse on themselves, and he didn’t restrain them.