1 Samuel 3:12

In that day I will perform against Eli all that I have spoken concerning his house, from the beginning even unto the end.

1 Samuel 2:27-36

And there came a man of God unto Eli, and said unto him, Thus saith Jehovah, Did I reveal myself unto the house of thy father, when they were in Egypt in bondage to Pharaoh's house?

Numbers 23:19

God is not a man, that he should lie, Neither the son of man, that he should repent: Hath he said, and will he not do it? Or hath he spoken, and will he not make it good?

Joshua 23:15

And it shall come to pass, that as all the good things are come upon you of which Jehovah your God spake unto you, so will Jehovah bring upon you all the evil things, until he have destroyed you from off this good land which Jehovah your God hath given you.

Zechariah 1:6

But my words and my statutes, which I commanded my servants the prophets, did they not overtake your fathers? and they turned and said, Like as Jehovah of hosts thought to do unto us, according to our ways, and according to our doings, so hath he dealt with us.

Luke 21:33

Heaven and earth shall pass away: but my words shall not pass away.

Treasury of Scripture Knowledge

Summary

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.

Bible References

I will perform

1 Samuel 2:27
And there came a man of God unto Eli, and said unto him, Thus saith Jehovah, Did I reveal myself unto the house of thy father, when they were in Egypt in bondage to Pharaoh's house?
Numbers 23:19
God is not a man, that he should lie, Neither the son of man, that he should repent: Hath he said, and will he not do it? Or hath he spoken, and will he not make it good?
Joshua 23:15
And it shall come to pass, that as all the good things are come upon you of which Jehovah your God spake unto you, so will Jehovah bring upon you all the evil things, until he have destroyed you from off this good land which Jehovah your God hath given you.
Zechariah 1:6
But my words and my statutes, which I commanded my servants the prophets, did they not overtake your fathers? and they turned and said, Like as Jehovah of hosts thought to do unto us, according to our ways, and according to our doings, so hath he dealt with us.
Luke 21:33
Heaven and earth shall pass away: but my words shall not pass away.

American Standard Version Public Domain