Quran 13:9 from Surah Ar-Ra'd on Divine Marvels.
عَٰلِمُ ٱلۡغَيۡبِ وَٱلشَّهَٰدَةِ ٱلۡكَبِيرُ ٱلۡمُتَعَالِ
English translation: Knower (of) the unseen and the witnessed the Most Great the Most High
Transliteration: alimu al-ghaybi wal-shahadati al-kabiru al-muta'ali