1 Kings 19:14

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

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

Deuteronomy 31:20

For I shall bring him to the land which I sware to his fathers, flowing milk and honey; and he ate and was satisfied and was fat, and turned to other gods, and they served them and despised me and brake my covenant

1 Kings 19:9-10

And he will go there into a cave and lodge there; and behold, the word of Jehovah to him, and he will say to him, What to thee here Elijah?

Psalm 78:37

And their heart was not right with him, and they were not firm in his covenant

Isaiah 1:4

Wo! sinful nation, a people heavy with sin, a seed doing evil, sons acting wickedly; they forsook Jehovah; they despised the holy one of Israel; they separated themselves backward.

Isaiah 62:1

For sake of Zion I will not be silent, and for sake of Jerusalem I will not rest till its justice shall go forth as brightness, and her salvation as a flame shall burn.

Isaiah 62:6-7

I appointed those watching over thy walls, O Jerusalem: all the day and all the night continually they shall not be silent: ye remembering Jehovah, no stillness to you.

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.

Daniel 11:30

And the inhabitants of the desert, the Chittims came against him: and he was dejected, and he turned back, and was angry against the holy covenant: and he did, and turned back; and he shall understand for those forsaking the holy covenant

Hosea 6:7

And they as man passed by the covenant: there they acted faithlessly against me.

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

And he said, I have been very jealous for the LORD God of hosts: because the children of Israel have forsaken thy covenant, thrown down thine altars, and slain thy prophets with the sword; and I, even I only, am left; and they seek my life, to take it away.

Bible References

I have been

1 Kings 19:9
And he will go there into a cave and lodge there; and behold, the word of Jehovah to him, and he will say to him, What to thee here Elijah?
Isaiah 62:1
For sake of Zion I will not be silent, and for sake of Jerusalem I will not rest till its justice shall go forth as brightness, and her salvation as a flame shall burn.

Forsaken

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
Deuteronomy 31:20
For I shall bring him to the land which I sware to his fathers, flowing milk and honey; and he ate and was satisfied and was fat, and turned to other gods, and they served them and despised me and brake my covenant
Psalm 78:37
And their heart was not right with him, and they were not firm in his covenant
Isaiah 1:4
Wo! sinful nation, a people heavy with sin, a seed doing evil, sons acting wickedly; they forsook Jehovah; they despised the holy one of Israel; they separated themselves backward.
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.
Daniel 11:30
And the inhabitants of the desert, the Chittims came against him: and he was dejected, and he turned back, and was angry against the holy covenant: and he did, and turned back; and he shall understand for those forsaking the holy covenant
Hosea 6:7
And they as man passed by the covenant: there they acted faithlessly against me.
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.