The strong hit which Jews had received from Jesus Christ: when the message was shifted from them to the Gentiles, and the second fatal hit which they received from Prophet Mohammed: when the message was stopped to be within Jews, and the revelation was thus curtailed from Jews.
The shifting of the revelation from the sons of Isaac (the father of Jacob: Israel) to the sons of Ishmael (the grandfather or Prophet Mohammed) ... this of course has made Jews hate very much both Jesus and Mohammed.
Such shifting of the revelation is according to God, not according to Jews or others, and none may object to it, other than only the ungodly.
So the best way to ignore Jesus and say: he even did not come and he was a myth.
Anyone who reads the Gospel (even though there is much obvious distortion and defect) will discover that Jesus was a prophet and the Gospel is from God.
Today, I was searching the Gospel about a certain word, and I saw the parable of the son who took his share and went away from his father, then he lost his property then was obliged to return to his father, but was afraid lest his father may not accept him, but then when he returned and his father saw him from a distance, he run to welcome him; this is the parable of the one who repents from his sins and turns to God his Lord with regret and remorse. So such parable cannot be said in such a way unless from a prophet: truly, I wept when I read it.
Here it is this marvelous parable:
https://www.biblegateway.com/passage/?search=Luke+15%3A11-32