Abu al-Darda said: I heard the Messenger of Allah ﷺ say: Men given to cursing will not be witnesses or intercessors.
Hadith Referenceسنن ابي داود / كتاب الأدب / 4907
Hadith Gradingالألبانی:صحيح | زبیر علی زئی:صحيح مسلم (2598)
Hadith Takhrij« صحیح مسلم/البروالصلة 24 (2598)، (تحفة الأشراف: 10980)، وقد أخرجہ: مسند احمد (6/448) (صحیح) »
Brief Explanation
1؎ : The meaning is that he cannot be considered a member of the ummah of the Prophet sallallahu alayhi wa sallam, because on the Day of Resurrection, the ummah of the Prophet sallallahu alayhi wa sallam will intercede for and bear witness over other communities.
Explanation & Benefits
Shaykh Umar Farooq Saeedi
Benefits and Issues: How great a deprivation it is that a servant should be deprived of this virtue. Whereas the people of faith will be able to intercede for their loved ones and others, and will also serve as witnesses for them.
Source: Sunan Abu Dawood – Commentary by Shaykh Umar Farooq Saeedi, Page: 4907