Sahih Muslim 594
صحيح مسلم#594SahihThis hadith is reported from Hudaifa by another chain of transmitters. Whenever he (the Holy Prophet) got up in the night, they (the transmitters) have not mentioned the words:for offering Tahajjud prayer
Scholarly Authentication
We show the most cautious grade (weakest-wins) as the overall label. Individual scholars graded it as follows:
Every narration in Sahih Muslim is accepted as Sahih (authentic) by the established status of the book.
In-book reference: 2:61