Answer:
He obeyed unquestioningly the commands of God, from whom he received repeated promises and a covenant that his “seed” would inherit the land. In Judaism the promised offspring is understood to be the Jewish people descended from Abraham's son, Isaac, born of his wife Sarah.
It gave them real life details to work with.
Really harsh. They suffered through a lot of hardship and pain throughout the years through many suffereings such as being killed and tortured and died rights.
