But let man and beast be covered with sackcloth, and cry mightily unto God: yea, let them turn every one from his evil way, and from the violence that is in their hands.
All Commentaries on Jonah 3:8 Go To Jonah 3
John Cassian
AD 435
They had a covering of sackcloth at a time when, since all were mourning over the approaching destruction of the city and were clothed with the same garments, none could be accused of excessive display. (Institutes Bk 1.2)