Complex sentence: Famous for the being the site of the tomb of Shimon bar Yochai, only a small number of Jews lived in Mirun, its inhabitants being predominantly Arab, though it was a popular site for Jewish pilgrims through the centuries.
Split into simpler sentences: Famous for the being the site of the tomb of Shimon bar Yochai, only a small number of Jews lived in Mirun, its inhabitants being predominantly Arab. The tomb f bar Yochai was a popular site for Jewish pilgrims through the centuries.