What is the link between the command “open your hand” and the three pilgrimage holidays?

This d’var examines how the breaking of the glass at wedding conveys the Jewish reality principle that life is incomplete up close and we are duty bound to make the world more whole. Likewise, Deuteronomy 15, which describes the need for relinquishing debts in the Sabbatical year and for freeing Hebrew slaves is linked to holidays of collective memory of humble origins as a people, Deuteronomy 16.

Sermon by Rabbi Elie Spitz