Question: Growing a beard is one of the Sunnahs of the Prophet (peace be upon him). However, many Muslims shave it, others pluck it, others trim it and others even deny its being an act of Sunnah. Others say that it is an act of Sunnah which is rewardable if observed and not punishable if abandoned. Some foolish people say that if there had been any good in growing one’s beard, it would not have grown in the place of pubic hair. What is the ruling of Islaam on each of these people and their different viewpoints? What is the ruling on one who denies one of the Prophet’s acts of Sunnah?
Answer: The Saheeh (authentic) Sunnah of the Messenger of Allaah (peace be upon him) indicates that it is obligatory to leave the beard as it is and let it grow long and that it is prohibited to cut or shave it. It is narrated in the Two Saheeh (authentic) Books of Hadeeth (Al-Bukhaaree and Muslim) on the authority of Ibn ‘Umar (may Allaah be pleased with them both) that the Prophet (peace be upon him) said… read more here.