This study examines the concept of eternal hell in the Qur’an through the framework of divine guidance, human agency, and ontological determinacy. Contemporary critiques often question the justice of eternal punishment for a finite human lifespan; however, this paper argues that such objections are rooted in a temporal and quantitative misunderstanding of Qur’anic eschatology. Rather than portraying hell as an arbitrary or punitive act of divine will, the Qur’an presents it as the ontological consequence of a fixed moral and existential orientation. Drawing upon a close reading of key Qur’anic passages, the study demonstrates that eternal punishment is not grounded in the duration of human life but in the irreversibility of a person’s ethical and spiritual trajectory. The notion of ontological determinacy explains how persistent moral corruption and willful rejection of guidance result in a state of existential closure, rendered experientially as hell. The paper further explores the layered structure of hell as described in the Qur’an, interpreting it as a reflection of varying degrees of moral degradation and spiritual rigidity. This structure is shown to correspond symmetrically with Qur’anic descriptions of eternal paradise, reinforcing a coherent moral and ontological framework rather than a system of disproportionate retribution. Additionally, the study critically engages with common theological assertions that eternal punishment may be suspended purely by divine will. It argues that such claims, if detached from ontological compatibility, undermine the Qur’anic emphasis on moral causality and responsibility. Divine mercy, in this reading, operates consistently with ethical orientation rather than in contradiction to it. By situating eternal hell within a Qur’an-centered, ontological, and ethical paradigm, this work contributes to contemporary discussions in Islamic theology, philosophy of religion, and moral ontology. It offers a non-apologetic yet internally coherent reading that addresses both classical theological debates and modern philosophical objections regarding divine justice and eternal consequences. Keywords Qur’an; eternal hell; ontological determinacy; divine justice; moral responsibility; afterlife; human agency; Islamic theology, Islamic Studies, Qur'anic Studies
Oruj Ismayilov (Sun,) studied this question.