Contradiction with Matthew 4:4
John 6:23 discusses physical sustenance, while Matthew 4:4 emphasizes the importance of spiritual nourishment through God's word.
Matthew 4:4: But he answered and said, It is written, Man shall not live by bread alone, but by every word that proceedeth out of the mouth of God.
Contradiction with John 4:14
John 6:23 mentions physical satisfaction from eating, while John 4:14 speaks of eternal satisfaction through spiritual means.
John 4:14: But whosoever drinketh of the water that I shall give him shall never thirst; but the water that I shall give him shall be in him a well of water springing up into everlasting life.
Contradiction with 1 Corinthians 8:8
John 6:23 shows people going to eat physically, while 1 Corinthians 8:8 states food does not bring us closer to God.
1 Corinthians 8:8: But meat commendeth us not to God: for neither, if we eat, are we the better; neither, if we eat not, are we the worse. [are we the better: or, have we the more] [are we the worse: or, have we the less]
Contradiction with Romans 14:17
John 6:23 is focused on physical food, whereas Romans 14:17 describes the kingdom of God as not being about eating and drinking, but about righteousness, peace, and joy in the Holy Spirit.
Romans 14:17: For the kingdom of God is not meat and drink; but righteousness, and peace, and joy in the Holy Ghost.
Contradiction with Isaiah 55:2
John 6:23 refers to people seeking food for the body, but Isaiah 55:2 questions why people spend on what doesn't satisfy, pointing towards spiritual fulfillment instead.
Isaiah 55:2: Wherefore do ye spend money for [that which is] not bread? and your labour for [that which] satisfieth not? hearken diligently unto me, and eat ye [that which is] good, and let your soul delight itself in fatness. [spend: Heb. weigh]