Kings III 22:23

23 And now, behold, the Lord has put a false spirit in the mouth of all these thy prophets, and the Lord has spoken evil against thee.

Kings III 22:23 In-Context

21 And there came forth a spirit and stood before the Lord, and said, I will deceive him.
22 And the Lord said to him, Whereby? And he said, I will go forth, and will be a false spirit in the mouth of all his prophets. And he said, Thou shalt deceive him, yea, and shalt prevail: go forth, and do so.
23 And now, behold, the Lord has put a false spirit in the mouth of all these thy prophets, and the Lord has spoken evil against thee.
24 And Sedekias the son of Chanaan came near and smote Michaias on the cheek, and said, What sort of a spirit of the Lord spoken in thee?
25 And Michaias said, Behold, thou shalt see in that day, when thou shalt go into an innermost chamber to hide thyself there.

The Brenton translation of the Septuagint is in the public domain.