Mattityahu 22:32

ANOCHI ELOHEI AVRAHAM ELOHEI YITZCHAK VEELOHEI Ya'akov (I am the G-d of Avraham, the G-d of Yitzchak, and the G-d of Ya'akov)? HASHEM is not the G-d of the Mesim (dead ones) but the G-d of the Chayyim (living).