Jeremiah 33:21-25

21then may also my covenant be broken with David my servant, that he shall not have a son to reign upon his throne; and with the Levites the priests, my ministers. 22As the host of heaven cannot be numbered, neither the sand of the sea measured; so will I multiply the seed of David my servant, and the Levites that minister unto me.

23And the word of Jehovah came to Jeremiah, saying, 24Considerest thou not what this people have spoken, saying, The two families which Jehovah did choose, he hath cast them off? thus do they despise my people, that they should be no more a nation before them. 25Thus saith Jehovah: If my covenant of day and night stand not, if I have not appointed the ordinances of heaven and earth;