Al-Ikhlas 112:1
قُلْ هُوَ ٱللَّهُ أَحَدٌ
Qul huwa Allahu ahad
"Say, "He is Allāh, [who is] One,"
Al-Ikhlas 112:1, translation by Sahih International
A short reflection
Say: He is Allah, One. Recited three times, it equals a third of the Qur'an in reward.