Complex sentence: Jews customarily read the Biblical passages concerning the Merkaba in their synagogues every year on the holiday of Shavuot, and the Merkabah is also referenced in several places in traditional Jewish liturgy.
Split into simpler sentences: Jews customarily read the Biblical passages concerning the Merkaba in their synagogues every year on the holiday of Shavuot. The Merkabah is also referenced in several places in traditional Jewish liturgy.