Richard considers another possibility other than the three main methods for determining the timing of Shavuot/Pentecost related to encampments the people of Israel during their exodus from slavery in Egypt leading up to their receiving the 10 Commandments from God at Mt. Sinai. Richard contends that a connection to the weekly Shabbat has an important bearing on what God is trying to teach with the festivals of Passover, Unleavened Bread, Firstfruits and Shavuot.
