Rabbi Ronald H. Isaacs

What Happens in Synagogue on Tisha B’av

There are some unique aspects to communal worship during Tisha B'Av.

The Ten Commandments

The division and structure has been open to interpretation throughout history.

Shavuot History: Talmudic Development

How the Rabbis brought Sinai and the Torah to the center of what had been a harvest celebration.

Counting the Omer

The days between Passover and Shavuot are considered a time of mourning.

The Prayer for Dew

A special request for life-sustaining dew is traditionally recited on the first morning of Passover.

From Three to Four Questions

A look at the evolution of the four questions

Rabbinic Development of Passover

The seder takes shape in the rabbinic period.

The Paschal Sacrifice (Korban Pesach)

Understanding how Passover was celebrated in biblical times.