Originally Posted by Chan

I think much of the reason why they reject the Apostolic belief regarding baptism (notice I didn't say "the truth of water baptism in Jesus' name") is because Matthew 28:19 gives a specific command to baptize "in the name of the Father, and of the Son, and of the Holy Ghost." For them, this command is consistent with their trinitarian doctrine. Another reason why they might not be inclined to accept Jesus'-name baptism is because of what they believe to be the error of the oneness or "Jesus only" churches.