Deuteronomy 29:25

And they said, Because they left the covenant of Jehovah the God of their fathers, which he made with them; in his bringing them forth from the land of Egypt

1 Kings 19:10-14

And he will say, Being zealous I was zealous for Jehovah the God of armies: for the sons of Israel forsook thy covenant; they tore down thine altars, and thy prophets they killed with the sword, and I alone shall be left; and they will seek my soul to take it

Isaiah 24:1-6

Behold, Jehovah emptying the earth and making it waste, and subverting its face, and scattering its inhabitants.

Isaiah 47:6

I was angry against my people; I defiled my inheritances, and I will give them into thine hand, and thou didst not set mercy to them; upon the old thou didst make heavy thy yoke greatly.

Jeremiah 22:9

And they said, Because they forsook the covenant of Jehovah their God, and they will worship to other gods, and serve them.

Jeremiah 31:32

Not according to the covenant which I cut out with their fathers in the day I laid hold upon their hand to bring them forth out of the land of Egypt; which they brake my covenant, and I was Lord over them, says Jehovah.

Jeremiah 40:2-3

And the chief of the cooks will take to Jeremiah and say to him, Jehovah thy God spake this evil against this place.

Jeremiah 50:7

All finding them consumed them: and their adversaries said, We shall not transgress, for they sinned against Jehovah the habitation of justice, and the hope of their fathers, Jehovah.

Hebrews 8:9

Not according to the covenant which I made to their fathers in the day of my taking their hand to bring them out of the land of Egypt; for they remained not in my covenant, and I heeded them not, says the Lord.

Treasury of Scripture Knowledge

Summary

Then men shall say, Because they have forsaken the covenant of the LORD God of their fathers, which he made with them when he brought them forth out of the land of Egypt:

Bible References

They have forsaken

1 Kings 19:10
And he will say, Being zealous I was zealous for Jehovah the God of armies: for the sons of Israel forsook thy covenant; they tore down thine altars, and thy prophets they killed with the sword, and I alone shall be left; and they will seek my soul to take it
Isaiah 24:1
Behold, Jehovah emptying the earth and making it waste, and subverting its face, and scattering its inhabitants.
Jeremiah 22:9
And they said, Because they forsook the covenant of Jehovah their God, and they will worship to other gods, and serve them.
Jeremiah 31:32
Not according to the covenant which I cut out with their fathers in the day I laid hold upon their hand to bring them forth out of the land of Egypt; which they brake my covenant, and I was Lord over them, says Jehovah.
Hebrews 8:9
Not according to the covenant which I made to their fathers in the day of my taking their hand to bring them out of the land of Egypt; for they remained not in my covenant, and I heeded them not, says the Lord.

General references

Jeremiah 22:8
And many nations passed through this city, and they said a man to his neighbor, For what did Jehovah thus to this great city?
Lamentations 4:12
The kings of the earth believed not, and all those dwelling in the habitable globe, that the enemy will come in to the gates of Jerusalem.
Ezekiel 20:48
And all flesh saw that I Jehovah kindled it: it shall not be quenched.
Ezekiel 36:34
And the desolate land shall be worked instead of its being a desolation before the eyes of all passing by.
Luke 17:29
And the day which Lot went out of Sodom, it rained fire and sulphur from heaven, and destroyed all.