Proverbs 28:19
He that tilleth his land shall have plenty of bread: but he that followeth after vain persons shall have poverty enough.
Cross-reference
Proverbs 12:11 is nearly identical, saying the same about working land for plenty and following worthless pursuits leading to lack of sense.
Proverbs 14:4 teaches that abundant crops come by the strength of the ox, reinforcing the theme that diligent work yields plenty of bread.
In Proverbs 23:21, the drunkard and glutton face poverty — a specific form of the empty pursuits that lead to poverty here.
Proverbs 27:23-27 expands on caring for flocks and herds as a source of food, illustrating the principle of working one's land for plenty.
In Proverbs 14:23, labor brings profit while mere talk leads to poverty — a direct restatement of the same contrast.
In Proverbs 13:23, even poor land can yield food, but injustice sweeps it away — complementing the promise of abundance for working the land.
In Proverbs 29:3, consorting with harlots squanders wealth — a specific empty pursuit leading to poverty.
In Luke 15:12-17, the prodigal son squanders his inheritance on wild living and ends in poverty — a vivid example of this proverb.
In Ecclesiastes 5:9, the land's profit benefits everyone, even the king — affirming the value of agriculture underlying this proverb.