However, the view that G-d adopted a human to be his own flesh as claimed by certain Chabadniks is possible was rejected by Idumeans because it poses a problem concerning what happened to the human will. Moreover, it is just as unacceptable today as it was then to say, G-d forbid, that G-d becomes the Messiah. The Arabs were convinced of the fact that he was only a prophet unto the Gentiles by using Galatians 5:2 as did Jacob Emden.
R. David Valle 's Ramdu in Sefer Halekutim vol 1 says that in secret he was certainly Moshiakh ben Yosef even if he was a Mamzer because, a mamzer is like a Talmid Chacham, who takes precedence over an ignorant Kohen Gadol. Nevertheless, since Sinat Chinam (baseless hatred) was in Israel at his time, he was destroyed and crucified by HaSatan.