Umm Qais daughter of Mihsan reported that she came to the Messenger of Allah ﷺ with her child. who was not yet weaned, and she placed him in his lap; and he urinated in his (Holy Prophet's) lap. He (the Holy Prophet) did nothing more than spraying water over it.
أَنَّهَا أَتَتْ رَسُولَ اللَّهِ ﷺ بِابْنٍ لَهَا لَمْ يَأْكُلِ الطَّعَامَ فَوَضَعَتْهُ فِي حِجْرِهِ فَبَالَ قَالَ فَلَمْ يَزِدْ عَلَى أَنْ نَضَحَ بِالْمَاءِ