Why did God reprove Eli?

Answer

"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. 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." 1 Sam. 3:12,13.

Why did Israel fail to attain unto righteousness?
Why should wives he in subjection to their husbands?
What will finally be done with the dominion exercised by the little horn?
What marked the climax of Babylon's apostasy?
Through what is the knowledge of sin obtained?
What deliverance will God finally bring to His people in this controversy?
Concerning what have we been definitely informed?

Questions & Answers are from the book Bible Readings for the Home Circle