(3) باب فِي كَفِّ اللِّسَانِ
Narrated Abdullah ibn Amr ibn al-'As:
The Prophet (ﷺ) said: There will be civil strife which wipe out the Arabs, and their slain will go to Hell. During it the tongue will be more severe than blows of the sword.Abu Dawud said: Al-Thawri transmitted it from Laith, from Tawus on the authority of Al-A'jam.
Reference: Sunan Abi Dawud 4265
In-book reference: Book 37, Hadith 26
English translation: Book 36, Hadith 4252