Act against polytheists; Trim moustaches closely; Grow beard .

This hadith is about the importance of grooming in Islam. The Prophet Muhammad instructed Muslims to act against polytheists, trim their moustaches closely and grow their beards. This is a sign of piety and faithfulness for Muslim men as it is a Sunnah of the Prophet Muhammad himself. It also serves as a reminder that one should stay away from polytheistic practices which are forbidden in Islam. Furthermore, it serves as an outward symbol of one’s faithfulness to Allah and His Messenger. In addition, this hadith also teaches us that we should take care of our appearance so that we can present ourselves with dignity before others.