But later in life, Abraham, and at this point, he is roughly 100 years old, and his wife, Sarah, according to biblical accounts, is in her 90s, they have Isaac, who is considered a significant patriarch in Judaism. And this is the famous, this is a painting by Rembrandt of the famous Abraham being willing to sacrifice his son, Isaac, but then he gets stopped at the last minute. But it's viewed as a sign of his willingness to his faith in God, and his willingness to follow God. Now, Isaac's son is Jacob, and Jacob is later named by God as Israel. And so this is where the word Israelites come from, and even the modern state of Israel. Now, one of Jacob's son is Joseph, and once again, this is according to biblical accounts, there isn't a lot of historical evidence here. But it's a fascinating story, the story of Joseph, how he is sold by his brothers into slavery, and taken from Canaan to Egypt.