2 Chronicles 18:19-22 NIV

19 And the LORD said, 'Who will entice Ahab king of Israel into attacking Ramoth Gilead and going to his death there?' "One suggested this, and another that.
20 Finally, a spirit came forward, stood before the LORD and said, 'I will entice him.' " 'By what means?' the LORD asked.
21 " 'I will go and be a lying spirit1 in the mouths of all his prophets,' he said. " 'You will succeed in enticing him,' said the LORD. 'Go and do it.'

References for 2 Chronicles 18:21

22 "So now the LORD has put a lying spirit in the mouths of these prophets of yours.2 The LORD has decreed disaster for you."

References for 2 Chronicles 18:22