The birthright was the natural privilege of the firstborn son. Receiving the birthright, the firstborn would become the head of the family, and would have charge of the family, including the family property.
While the Jews were subject to various food laws, forbidding to eat several types of food (e.g. pork), the Christian is under no such restriction today.
While there is ample historical evidence that there was a man named Jesus of Nazareth who lived in the first century, some question if we can believe His claims to be the Christ, the Son of God.
Critics of the historical accuracy of the Bible often find what they believe are contradictions among the writers of the gospel accounts because there are differences. Remember however, that a difference is not necessarily...