Present Canon law is silent on the matter. Although most Protestant Christians regard the beard as a matter of choice, some have taken the lead in fashion by openly encouraging its growth as "a habit most natural, scriptural, manly, and beneficial" (C. H. Spurgeon).
All Israelite men grew beards; God commanded it: “You shall not round off the hair on your temples or mar the edges of your beard” (Leviticus 19:27).
Leviticus 19:27 New King James Version (NKJV)
You shall not shave around the sides of your head, nor shall you disfigure the edges of your beard.
The Holy Prophet Muhammad (PBUH) said: “Oppose the Mushrikeen, lengthen the beards and trim the moustache.” It is stated in Durrul Mukhtaar that, “It is Haraam for men to trim/shave their beards. The Sunnat length is fist-length,” (Page 223, Vol. 4).
Religions such as Orthodox Judaism, Rastafarianism, and Sikhism all prohibit haircuts, the removal of facial hair, or a combination of the two due to beliefs that hair is sacred or a gift from God.
In the Orthodox Christian tradition, beards are often seen as a symbol of masculinity and a reflection of the biblical commandment not to "mar the corners of thy beard" (Leviticus 19:27). Many Orthodox clergy members proudly wear long, flowing beards as a visible sign of their commitment to their faith.
Shaving the beard is muthla (mutilation). Verily the Prophet ﷺ has prohibited muthla. The great Imam of Madinah, Imam Mâlik is reported to have said: The sin of shaving the beard is not only a kabîra (major sin), but it is also bagi (open offence).
Using third-century images from a synagogue – the earliest pictures of Jewish people – Goodacre proposed that Jesus's skin color would have been darker and swarthier than his traditional Western image. He also suggested that he would have had short, curly hair and a short cropped beard.
Sikhs consider the beard to be part of the nobility and dignity of their manhood. Sikhs also refrain from cutting their hair and beards out of respect for the God-given form. Keeping the hair uncut is kesh, one of the Five Ks, the compulsory articles of faith for a baptized Sikh.
The scholars have a differing opinion regarding the ruling of keeping a beard: It is an obligation. This is the opinion of the majority of fiqh scholars and some scholars from madhab Syafi'e. It is sunnah.
These religions include Orthodox Judaism, Rastafarianism, and Sikhism. These religions prohibit haircuts and the removal of facial hair as they believe hair to be a gift from God. Other branches of Judaism state that men must not only grow beards but are forbidden to remove any portion of their sideburns at any time.
To summarize, Leviticus 19:27 is not a general commandment against shaving. The context suggests that these are specific pagan mourning practices of mutilation that God is prohibiting.
Additionally, she reports that beards help prevent skin blemishing due to the reduction in shaving, which is known to irritate the skin and often times spread bacteria, unbeknownst to you.
If your motives are to glorify His work in your life (Romans 14:23), the tattoo can be an excellent conversation starter. Just as we are commanded to do all things to the glory of God (1 Corinthians 10:31), we can view the act of tattooing in the same manner.
Paul writes plainly, “Doth not even nature itself teach you, that, if a man have long hair, it is a shame unto him?” (1 Corinthians 11:14). All major Bible translations agree on the intent of this verse. God intended (and commanded) men to keep their hair much shorter than women.
“The benefit of having a beard is protection, as well as esthetics,” Dr. Harvey says. “Its good protection against wind, chafing and traumatic injury. It's also a trend, so we see a lot of men with some form of facial hair.”
There is no specific ethnicity that can't grow facial hair, but East Asian individuals, such as Japanese and Chinese, tend to have less facial hair and slower growth rates compared to other ethnicities.
Judaism prohibits shaving with a razor on the basis of a rabbinic interpretation of Leviticus 19:27, which states, "Ye shall not round the corners of your heads, neither shalt thou mar the corners of thy beard." The Mishnah interprets this as a prohibition on using a razor on the beard.
Muslims learn about the Prophet's views on facial hair not from the Koran, but through hadith - or sayings - attributed to Muhammad. One such hadith, in a collection by Muslim scholar Muhammad al-Bukhari centuries ago, stipulates: "Cut the moustaches short and leave the beard."
Shaving one's beard and cutting one's hair for normal good grooming is something entirely different and not at all condemned in the Scriptures. In fact, the apostle Paul takes great pains to address proper grooming of one's hair in I Corinthians 11:2-15.
In other passage of holy scripture, Leviticus (21:5) states that "You shall not shave your beard for the dead [a pagan practice] with a baldness on the top, and they shall not shave their beard." Moreover, Leviticus (19:27) also states "...to all men in general, you shall not make a round cutting of their hair of your ...
Leviticus 19:27 KJV, "Ye shall not round the corners of your heads, neither shalt thou mar the corners of thy beard". What is the meaning of it? 27 Nor shall you cut your hair roundwise: nor shave your beard.
Summary: Cut Throat Club carried out a study, surveying over 100 women and found that overall women preferred men either clean shaven or with a well groomed beard.
The majority of Muslim scholars consider that it is forbidden (haram) to shave the beard as it would be neglecting the tradition and established practice of the Prophet Muhammad (peace be upon him) who encouraged followers to strive to imitate him in every way.
Shaving is a culture thing. It's not practiced everywhere and has nothing to do with God.