Because
Isaiah 47:6
I was wroth with my people, I have polluted mine inheritance, and given them into thine hand: thou didst shew them no mercy; upon the ancient hast thou very heavily laid thy yoke.
Jeremiah 40:2
And the captain of the guard took Jeremiah, and said unto him, The LORD thy God hath pronounced this evil upon this place.
Jeremiah 40:3
Now the LORD hath brought it, and done according as he hath said: because ye have sinned against the LORD, and have not obeyed his voice, therefore this thing is come upon you.
Jeremiah 50:7
All that found them have devoured them: and their adversaries said, We offend not, because they have sinned against the LORD, the habitation of justice, even the LORD, the hope of their fathers.
they have forsaken
1 Kings 19:10-14
10
And he said, I have been very jealous for the LORD God of hosts: for 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.
11
And he said, Go forth, and stand upon the mount before the LORD. And, behold, the LORD passed by, and a great and strong wind rent the mountains, and brake in pieces the rocks before the LORD; but the LORD was not in the wind: and after the wind an earthquake; but the LORD was not in the earthquake:
12
And after the earthquake a fire; but the LORD was not in the fire: and after the fire a still small voice.
13
And it was so, when Elijah heard it, that he wrapped his face in his mantle, and went out, and stood in the entering in of the cave. And, behold, there came a voice unto him, and said, What doest thou here, Elijah?
14
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.
Isaiah 24:1-6
1
Behold, the LORD maketh the earth empty, and maketh it waste, and turneth it upside down, and scattereth abroad the inhabitants thereof.
2
And it shall be, as with the people, so with the priest; as with the servant, so with his master; as with the maid, so with her mistress; as with the buyer, so with the seller; as with the lender, so with the borrower; as with the taker of usury, so with the giver of usury to him.
3
The land shall be utterly emptied, and utterly spoiled: for the LORD hath spoken this word.
4
The earth mourneth and fadeth away, the world languisheth and fadeth away, the haughty people of the earth do languish.
5
The earth also is defiled under the inhabitants thereof; because they have transgressed the laws, changed the ordinance, broken the everlasting covenant.
6
Therefore hath the curse devoured the earth, and they that dwell therein are desolate: therefore the inhabitants of the earth are burned, and few men left.
Jeremiah 22:9
Then they shall answer, Because they have forsaken the covenant of the LORD their God, and worshipped other gods, and served them.
Jeremiah 31:32
Not according to the covenant that I made with their fathers in the day that I took them by the hand to bring them out of the land of Egypt; which my covenant they brake, although I was an husband unto them, saith the LORD:
Hebrews 8:9
Not according to the covenant that I made with their fathers in the day when I took them by the hand to lead them out of the land of Egypt; because they continued not in my covenant, and I regarded them not, saith the Lord.