The Ox was Fed with Grass
Source: TTT
Job 40:15
Look at Behemoth, which I made along with you. He feeds on grass like an ox.
Psalm 106:20
They exchanged their Glory for the image of a grass-eating ox.
Daniel 4:25
You will be driven away from mankind, and your dwelling will be with the beasts of the field. You will feed on grass like an ox and be drenched with the dew of heaven, and seven times shall pass you by, until you acknowledge that the Most High rules over the kingdom of mankind and gives it to whom He wishes.