This is a calligraphy of the Qur’an, Surah Al Isra’ verse number 1, 17:1.
Exalted is He who took His Servant by night from al-Masjid al-Haram to al-Masjid al- Aqsa, whose surroundings We have blessed, to show him of Our signs. Indeed, He is the Hearing, the Seeing.
