Shavuot, also called 'The Feast of Weeks', is the Jewish festival celebrating the time God gave Moses the Torah - the biblicalbooks ofGenesis, Exodus, Leviticus Numbers and Deuteronomy.Shavuot, also called 'The Feast of Weeks', is the Jewish festival celebrating the time God gave Moses the Torah - the biblicalbooks ofGenesis, Exodus, Leviticus Numbers and Deuteronomy.