Follow Allah's book & Prophet Muhammad's teachings; Be mindful of your actions; Avoid introducing new things into religion; Believe in what has been promised by God.

This hadith emphasizes on following the teachings of Allah's book, which is the Quran, and also following in the footsteps of Prophet Muhammad. It warns against introducing new things into religion as they are considered heresies. The hadith also mentions that whatever has been promised will come true and one cannot escape it. This means that all our actions have consequences, whether good or bad, so we should be mindful of our deeds in order to reap its rewards or punishments accordingly.