just like the presence of the number 'one' within all numbers. Verily, Allah is the Light of Lights, pure existence, the bedrock of generosity, and the Bestower of virtues, blessings, and felicities; He is everlasting, perpetual, and eternal."

Ibn Sina (Avicenna):

"The subject matter of Divine Science (al-'Ilm al-Ilahi) is absolute existence (al-wujud al-mutlaq), and Divine Wisdom (al-Hikmah al-Ilahiyyah) is the knowledge of the realities of things exactly as they are."

Ibn Khaldun:

"The science of theology ('Ilm al-Ilahiyyat) is a science that investigates absolute existence."

Raja Yoga al-Hindi (The Indian Raja Yoga):

"The Primary Matter (al-Hayula) is absolute existence, which is the origin of the whole and the essence of gathering ('ayn al-jam')."

Muhammad Nur al-Sufi, the Book of the Highway of the Seekers (Kitab Minhaj al-Raghibin):

"The Supreme Name (al-Ism al-A'zam) is the comprehensive name that encompasses all names.