Tarihoran, Adlan Sanur, and Kaharuddin Kaharuddin. “Irfani Epistemology and the Practice of Sholat 40: Intuitive Knowledge in the Syattariyah Tariqah of West Sumatra”. Jurnal Fuaduna : Jurnal Kajian Keagamaan Dan Kemasyarakatan, vol. 9, no. 1, June 2025, pp. 100-12, doi:10.30983/fuaduna.v9i1.9600.