[Machine] The Prophet ﷺ used to say when it was a rainy day, during travel, he would call out to his companions, saying, "Pray in your caravans."
كَانَ النَّبِيُّ ﷺ إِذَا كَانَ يَوْمٌ مَطِيرٌ أُرَاهُ قَالَ فِي السَّفَرِ نَادَى مُنَادِيَهُ أَنْ «صَلُّوا فِي رِحَالِكُمْ»