Sunan Abi Da’ud – Hadith No : 4400

A similar tradition has also been transmitted by al-A’mash through a different chain of narrators. He also said : “… . Till he reaches puberty , and a lunatic till he is restored to consciousness.” ‘Umar then began to utter: Allah is most great.

Hadith In Arabic Text :

حدثنا يوسف بن موسى، حدثنا وكيع، عن الأعمش، نحوه وقال أيضا حتى يعقل ‏.‏ وقال وعن المجنون حتى يفيق ‏.‏ قال فجعل عمر يكبر ‏.‏

Chapter : Prescribed Punishments (Kitab Al-Hudud) – كتاب الحدود