Isiah, of the Christian Bible, was translated from Greek, which was translated from the original Hebrew. Buddha was born of the virgin, Maya. Followers also celebrate December 25 as his birthdate. To find out more, read up on the historical beginnings of your favorite god. All religions, from the most primitive origins to modern day, have some sort of blood sacrifice to affirm a fresh start.
All religions have some champion who can overcome death.
The color of the god is varied. Krishna, who rose from the grave in front of a multitude, is black. Other gods appear in India, Mexico, South America, etc. Their color represents the current dominant race. All religions have some sort of fertility rules or sexual codes of conduct.