Wash one's hands before eating .

This hadith emphasizes the importance of cleanliness and hygiene when it comes to eating. It was narrated by Salim from his father that the Prophet Muhammad said, “When anyone of you wakes up from sleep, he should not put his hand into the vessel until he has washed it”. This means that one should always wash their hands before they eat anything, as this will help to keep them clean and healthy. It is important for people to practice good hygiene habits such as washing their hands regularly in order to prevent illnesses and diseases. Furthermore, this hadith also teaches us about being mindful of our actions and taking responsibility for our own health and wellbeing.