[Machine] He used to say that rarely did the Messenger of Allah ﷺ go on a journey for jihad or other reasons except on a Thursday. They have mentioned it in the authentic narration in the hadith of Tawbah of Ka'b ibn Malik.  

أَنَّهُ كَانَ يَقُولُ قَلَّمَا كَانَ رَسُولُ اللهِ ﷺ يَخْرُجُ فِي سَفَرٍ لِجِهَادٍ وَغَيْرِهِ إِلَّا يَوْمَ الْخَمِيسِ أَخْرَجَاهُ فِي الصَّحِيحِ فِي حَدِيثِ تَوْبَةِ كَعْبِ بْنِ مَالِكٍ  

[Machine] The Messenger of Allah ﷺ rarely used to embark on a journey except on Thursdays.  

قَلَّمَا كَانَ رَسُولُ اللهِ ﷺ يَخْرُجُ فِي سَفَرٍ إِلَّا يَوْمَ الْخَمِيسِ