[Machine] The Prophet ﷺ would use his right hand for eating and fulfilling his needs, and he would use his left hand for relieving himself and for other personal matters.
كَانَ رَسُولُ اللهِ ﷺ يُفْرِغُ يَمِينَهُ لِمَطْعَمِهِ وَلِحَاجَتِهِ وَيُفْرِغُ شِمَالَهُ لِلِاسْتِنْجَاءِ وَلِمَا هُنَاكَ