“But I say unto you, That every idle word that men shall speak, they shall give account thereof in the day of judgment.”
Matthew 12:36 — Greek Interlinear
Church Fathers on Matthew 12:36
The Lord follows up what He had said before by moving their fears, shewing that they that have thus sinned shall receive the most extreme punishment, 'I say unto you, that every idle word that men shall speak, they shall give an account thereof in the day of judgment.'
And the meaning is; If every idle word which does not edify the hearers is not without danger to him that speaks it, and if each man shall render an account of his words in the day of judgment, how much more shall you, who have spoken falsely against the works of the Holy Spirit, saying that I cast out demons through Beelzebub, render an account of your false charge?
Or such as lacks either rightness in itself, or reasons of just necessity;