Contradiction with John 9:16
Matthew 10:40 speaks about receiving Jesus through receiving others, while John 9:16 shows division among the Pharisees about Jesus, contrasting the unifying tone of Matthew.
John 9:16: Therefore said some of the Pharisees, This man is not of God, because he keepeth not the sabbath day. Others said, How can a man that is a sinner do such miracles? And there was a division among them.
Contradiction with John 1:11
Matthew 10:40 emphasizes acceptance of Christ through others, but John 1:11 highlights rejection by his own people.
John 1:11: He came unto his own, and his own received him not.
Contradiction with Matthew 7:21
Matthew 10:40 implies receiving Jesus is straightforward, yet Matthew 7:21 points out that not everyone who addresses Him will enter the kingdom, suggesting a deeper requirement.
Matthew 7:21: Not every one that saith unto me, Lord, Lord, shall enter into the kingdom of heaven; but he that doeth the will of my Father which is in heaven.