صحيح البخاري
Sahih Bukhari
كتاب التوحيد
The Book of Tauhid (Islamic Monotheism)
باب قول الله تعالى: {لا تحرك به لسانك} :
(43) Chapter. The Statement of Allah:“Move not your tongue concerning (the Quran, O Muhammad (p.b.u.h.)) to make haste therewith." (V.75:16) And the Prophet (p.b.u.h.) did that at the time of the revelation of the Divine Revelation.