مُسْنَدُ أَحْمَدَ
Musnad Ahmad 1980
Musnad of 'Abdullah bin al-'Abbas bin 'Abdul-Muttalib from the Prophet
It was narrated that Ibn "Abbas said: The Messenger of Allah (ﷺ) passed by one of the gardens of Madinah and he heard the sound of two people being punished in their graves... and he quoted the same report. And he said: "... until this dries out" or "... so long as this does not dry out.”
Musnad Ahmad 1981Sahih (Darussalam) [ al-Bukhari (216) and Muslim (292)]