"The decisive factor between us"

Ad-Dhahabi narrated that Sahl Ibn Ziyad said:

سمعت عبد الله بن أحمد، يقول: سمعت أبي يقول: قولوا لاهل البدع: بيننا وبينكم يوم الجنائز

ENGLISH:

"I heard Abdullah, the son of Imam Ahmad, say: "I heard my father say: "Say to the people of Bid'ah (innovations), the decisive factor between us and you is the day of funerals".

NEDERLANDS:

“Ik hoorde Abdullaah, de zoon van Imam Ahmad, zeggen: “Ik hoorde mijn vader zeggen: “Zeg tegen de mensen van Bid’ah (innovators in de Godsdienst): “De scheidingsfactor tussen ons en jullie zijn de dagen van begrafenissen”.

["Siyar A'lam An-Nubala", 11/340].