"When any one of you sees a funeral and is not walking with it, let him stand up until it has passed him, or until (the body) is placed (in the grave) before if passes him."
عَنِ النَّبِيِّ ﷺ قَالَ إِذَا رَأَى أَحَدُكُمُ الْجَنَازَةَ فَلَمْ يَكُنْ مَاشِيًا مَعَهَا فَلْيَقُمْ حَتَّى تُخَلِّفَهُ أَوْ تُوضَعَ مِنْ قَبْلِ أَنْ تُخَلِّفَهُ