Contradiction with John 14:26
This verse states that the Holy Spirit will teach all things and remind the disciples of all Jesus said, suggesting the need for divine assistance rather than relying solely on their witness.
John 14:26: But the Comforter, [which is] the Holy Ghost, whom the Father will send in my name, he shall teach you all things, and bring all things to your remembrance, whatsoever I have said unto you.
Contradiction with Acts 1:8
This verse indicates that the disciples will receive power from the Holy Spirit to be witnesses, implying that they are not yet ready or equipped to do so solely by their own capacity in Luke 24:48.
Acts 1:8: But ye shall receive power, after that the Holy Ghost is come upon you: and ye shall be witnesses unto me both in Jerusalem, and in all Judaea, and in Samaria, and unto the uttermost part of the earth. [power...: or, the power of the Holy Ghost coming upon you]
Contradiction with Mark 16:14
This verse describes Jesus rebuking the disciples for unbelief and hardness of heart, contrasting the confidence implied in Luke 24:48 that they are ready to be His witnesses.
Mark 16:14: Afterward he appeared unto the eleven as they sat at meat, and upbraided them with their unbelief and hardness of heart, because they believed not them which had seen him after he was risen. [at meat: or, together]
Contradiction with Matthew 28:17
This verse mentions that some doubted upon seeing Jesus after His resurrection, challenging the assured role of being witnesses as stated in Luke 24:48.
Matthew 28:17: And when they saw him, they worshipped him: but some doubted.