Afshari Pour, Abolfazl, Haidari Nori, reza, Haidari Nori, reza, fahimi, reza (2022). The study of Attar's deterministic thought based on Unity of acts (tawhid al-af'al (and Nearness to God via supererogatory worships (Qurb al-Nawafil). *Theological – Doctrinal Research (Islamic Azad University-Saveh Branch)*, 12(2), 29-50.