Chanoch Gad was a follower (Hasid) of his uncle Rabbi Yehuda Aryeh Leib Alter of Ger.
Also served a member of the Moetzes Gedolei HaTorah of Agudath Yisroel in Poland, and the World Aguda.
He continued teaching Torah and Hasidot in the ghetto, and insisted on resuming services in Warszawska 23 Synagogue, despite the great danger.
Henoch Gad taught his followers Hilchot Kiddush Hashem (Laws of martyrdom).
In a special booklet printed underground by Rabbi Aryeh Tzvi Frumer of Kozieglowy.
later living in Antwerp) and Yitzhak Justman, (who lived for a short time in Israel and died in New York[3][4]) two escapees from Chełmno extermination camp, arrived in Czestochowa and told Rabbi Chanoch Gad Justman the horror story that was beyond belief.
The Rebbe's reaction to the news of Jews being gassed to death was intense: he collapsed and couldn't get up for several days.