Abraham’s example proves that the only way to be right with God is through faith in Jesus Christ, not by works, ritual, law, or the what we can now see.
The rejection of Jesus by many Israelites is God‘s plan for the salvation of the nations, and even of Israel itself.
The tenth plague was the death of the firstborn of Egypt, which was also the salvation of the people of Israel.
The detailed instructions for the construction of the Tent of Meeting held important lessons for Israel and also for us today.