In Context

20 Thus saith the Lord: If my covenant with the day can be made void, and my covenant with the night, that there should not be day and night in their season:

21 Also my covenant with David my servant may be made void, that he should not have a son to reign upon his throne, and with the Levites and priests my ministers.

22 As the stars of heaven cannot be numbered, nor the sand of the sea be measured: so will I multiply the seed of David my servant, and the Levites my ministers.

23 And the word of the Lord came to Jeremias, saying:

24 Hast thou not seen what this people hath spoken, saying: The two families which the Lord had chosen, are cast off: and they have despised my people, so that it is no more a nation before them?

25 Thus saith the Lord: If I have not set my covenant between day and night, and laws to heaven and earth:

Jeremiah 33:23 in Other Translations