He also gave him authority to execute judgment, because he is a son of man.
Because be is the Son of man - The phrase “Son of man” here seems to be used in the sense of “because he is a man,” or because he has human nature. The term is one which Jesus often gives to himself, to show his union with man and his interest in man. See the notes at Matthew 8:19-20. It is to be remarked here that the word “son” does not have the article before it in the original: Because he is A son of man - that is, because he is a man. It would seem from this that there is a propriety that one in our nature should judge us. What this propriety is we do not certainly know. It may be: