Contradiction with Ecclesiastes 5:12
This verse suggests that a laborer's sleep is sweet, whether they eat little or much, whereas Proverbs 16:26 suggests that a man's appetite drives him to labor, implying a form of unrest or need motivating work.
Ecclesiastes 5:12: The sleep of a labouring man [is] sweet, whether he eat little or much: but the abundance of the rich will not suffer him to sleep.
Contradiction with Matthew 6:25
Jesus teaches not to worry about life, food, or drink, contradicting the idea in Proverbs 16:26 that a man's appetite prompts him to labor for sustenance.
Matthew 6:25: Therefore I say unto you, Take no thought for your life, what ye shall eat, or what ye shall drink; nor yet for your body, what ye shall put on. Is not the life more than meat, and the body than raiment?
Contradiction with Luke 12:24
This verse mentions that God provides for the ravens, which do not labor or store up, suggesting a contrast to Proverbs 16:26 where labor is driven by desire for food.
Luke 12:24: Consider the ravens: for they neither sow nor reap; which neither have storehouse nor barn; and God feedeth them: how much more are ye better than the fowls?
Contradiction with Psalms 127:2
This verse implies that it is vain to rise early and labor late for food, while Proverbs 16:26 speaks of labor driven by the need to satisfy hunger.
Psalms 127:2: [It is] vain for you to rise up early, to sit up late, to eat the bread of sorrows: [for] so he giveth his beloved sleep.