Contradiction with Mark 8:17-18
Contradicts Mark 6:52 by showing that Jesus accuses the disciples of hard hearts and lack of understanding, despite witnessing multiple miracles.
Mark 8:17-18: Having eyes, see ye not? and having ears, hear ye not? and do ye not remember?
Contradiction with John 6:14
Contradicts Mark 6:52 by acknowledging that the witnesses of the miracle (feeding the 5000) recognized Jesus as the Prophet, showing belief rather than a hardened heart.
John 6:14: Then those men, when they had seen the miracle that Jesus did, said, This is of a truth that prophet that should come into the world.
Contradiction with Matthew 14:33
Contradicts Mark 6:52 by demonstrating that after witnessing a miracle (walking on water), the disciples worshiped Jesus and declared Him the Son of God, showing understanding.
Matthew 14:33: Then they that were in the ship came and worshipped him, saying, Of a truth thou art the Son of God.
Contradiction with Luke 24:31-32
Contradicts Mark 6:52 by indicating that the disciples had their eyes opened and hearts burning within them, suggesting they were capable of understanding and recognizing Jesus.
Luke 24:31-32: And their eyes were opened, and they knew him; and he vanished out of their sight. [vanished...: or, ceased to be seen of them]
Contradiction with John 2:11
Contradicts Mark 6:52 by portraying that the disciples believed in Jesus after witnessing His first miracle, displaying faith rather than hardness of heart.
John 2:11: This beginning of miracles did Jesus in Cana of Galilee, and manifested forth his glory; and his disciples believed on him.