"I am the G-d of your Avot, ANOCHI ELOHEI AVRAHAM ELOHEI YITZCHAK V'ELOHEI YA'AKOV  "I am the G-d of Avraham and the G-d of Yitzchak and the G-d of Ya'akov" .  But Moshe Rabbenu was trembling with pachad and was not daring to look. [Shemot 3:6]