What evidence suggests that Eliezer is devoutly religious?

At the beginning of the novel, Eliezer mentions that he devoted his life to understanding the Talmud and studying Kabbalah while living in Sighet. Eliezer says that by day he would study the Talmud which is the central text of Rabbinic Judaism, and at night he would weep over the destruction of the Temple.Although Eliezer's father discourages him from studying Jewish mysticism known as Kabbalah, he becomes friends with Moishe the Beadle who teaches...

At the beginning of the novel, Eliezer mentions that he devoted his life to understanding the Talmud and studying Kabbalah while living in Sighet. Eliezer says that by day he would study the Talmud which is the central text of Rabbinic Judaism, and at night he would weep over the destruction of the Temple. Although Eliezer's father discourages him from studying Jewish mysticism known as Kabbalah, he becomes friends with Moishe the Beadle who teaches him the Zohar. Eliezer mentions that Moishe the Beadle would spend hours on end explaining the mysteries of Kabbalah. Even after Moishe the Beadle is deported by the Hungarian police, Eliezer continues to visit and pray in the synagogue. As the novel progresses, Eliezer becomes a prisoner who is forced to work in the inhumane concentration camps. He experiences horrific tragedies but continues to pray to God. Unfortunately, Eliezer loses his faith after witnessing innumerable tragedies such as the death of his father.