The lamb the Israelites slaughtered in the night of the Exodus was an image pointing to the true Lamb that was to come – Jesus our Passover.
All the books of the Torah point to Jesus. Moses himself is a type of Christ and there a countless parallels between Moses and Jesus.
On Shavuot, God made a covenant with Israel at Mt Sinai. In Jeremiah 31 we read of the messianic meaning of this Biblical feast.
On Yom Kippur, the High Priest chose a goat to carry the sins of the people into the wilderness. Isaiah 53 tells us that one day, God will put our sin on the true scapegoat who will bear our sin.