Do you beilve jesus is Allahs son?

It is said that Allah is one nor does he have a son,wife,or daughter he is our only god and we should only worship him,He is not the Father,but our creator.Why do they say that? Here is the truth. God sent jesus down without a father.Jesus worshiped only allah and his real name is Prophet Isa. Do you Belive he is the son of god?