Heikhalot Rabbati - The Greater Palaces / First Bilingual Edition (Hebrew-English) is a foundational work of Jewish mystical literature, specifically Kabbalah, composed between roughly 100 BCE and 900 CE. It primarily describes the mystic s ascent through seven heavenly palaces (Heikhalot) to witness the Divine Chariot (Merkavah) and the Throne of Glory (Kisseh ha-Kavod). Narrated by Rabbi Ishmael, who relays the teachings of other masters like Rabbi Ne¿unya ben Ha-Qanah and Rabbi Akiva, the text outlines the perilous methods and prerequisites for this mystical journey, emphasizing moral purity, asceticism, and the guidance of sages. Beyond celestial visions, it also intertwines eschatological themes, detailing the eventual redemption of Israel, the downfall of wicked Rome, and the role of the Messiah, often personified as Metatron, an exalted angelic figure. The text repeatedly emphasizes the centrality of Israel and the Torah in the divine plan, illustrating this through the imagery of Jacob s face engraved upon the Throne of Glory and the power of Israel s prayers.