Pray witr regularly according to sunna established by prophet muhammad .

This hadith encourages people to perform the prayer of witr. It was narrated by 'Ali ibn Abi Talib that witr is not an obligation but it is a sunnah that was established by the Messenger of Allah. The sunnah refers to practices and teachings that were recommended or encouraged by Prophet Muhammad. Performing witr prayer is one such practice and it should be done as it was taught and practiced by the Prophet himself. This hadith also highlights how important it is for Muslims to follow in the footsteps of their beloved prophet in order to gain rewards from Allah. It also serves as a reminder for Muslims to stay connected with their faith through regular prayers and other acts of worship.