When he arrives at the place where it had happened they must...

When he arrives at the place where it had happened they must separate from each other’s carriage and must not sit together in one tent unless there is a third person present with them until the offering reaches its place.’”

حسن كالصحيح - Allamah Baqir al-Majlisi (Mirʾāt al-ʿUqūl fī Sharḥ Akhbār Āl al-Rasūl (7/348))