Be mindful of your cleanliness especially when engaging in intimate activities such as sexual relations or wet dreams; Perform ablutions before praying; Wash one's feet regularly; Follow Islamic hygiene practices

This hadith is about the Prophet's practice of taking a bath after sexual relations or wet dream. He first cleaned his private parts with his hand and then rubbed it on the wall and washed it. Then he performed ablution like that for the prayer, and after the bath he washed his feet. This hadith teaches us to be mindful of our cleanliness especially when engaging in intimate activities such as sexual relations or wet dreams. It also teaches us to perform ablutions before praying which is an important part of Islamic worship. Furthermore, this hadith emphasizes on washing one's feet which is also an important part of Islamic hygiene practices.