Daniel 1:12
Prove, now, with thy slaves ten days, and let them give us vegetables to eat and water to drink.
Daniel 1:16
Thus Melzar took the portion of their food and the wine that they should drink and gave them vegetables.
Genesis 1:29-30
And God said, Behold, I have given you every grass bearing seed, which is upon the face of all the earth, and every tree, in which is the fruit of a tree yielding seed; to you it shall be for food.
Deuteronomy 8:3
And he afflicted thee and caused thee to hunger and sustained thee with manna, food of which thou knewest not, neither did thy fathers know, that he might make thee know that man does not live by bread alone, but by every word that proceeds out of the mouth of the LORD shall man live.
Romans 14:2
For one believes that he may eat all things; another, who is sick, eats vegetables.