It is a duty unto every person who calls himself a believer, to obey and follow the Messenger of Allah (saws) in all facets of life.
https://www.islamhelpline.net/answer/248
Al-Tirmidhi Hadith 2829 Narrated by Ali ibn AbuTalib Ali heard Allah's Messenger (peace be upon him) invoke the curse of Allah on those who took usury, those who paid it, those who recorded it,
https://www.islamhelpline.net/answer/249
But if your question is that it is obligatory on every muslim to marry; then the answer would be no. Marriage is a Sunnah, not a Fard or an obligatory duty on every muslim.
https://www.islamhelpline.net/answer/252
Allah says in the Holy Quran Chapter 15 Surah Al Hijr verse 9:It is We (Allah), Who has sent down this Quran, and We will assuredly guard it against corruption.
https://www.islamhelpline.net/answer/253
There is no harm if a non-muslim enters or visits a mosque; it may be that Allah Subhanah melts his heart and if He Wills, guide him to Islam.
https://www.islamhelpline.net/answer/257
Al-Muwatta Hadith 9.70 Yahya related to Malik from Nuaym ibn Abdullah al-Mujmirthat, Muhammad ibn Abdullah ibn Zayd told him that Abu Masud al Ansari said,
https://www.islamhelpline.net/answer/260
" (Reported by Abu Daw'ud) Abu Hurairah reported that the Prophet (saws) said, "When any Muslim sends greetings to me, Allah returns my soul to me so that I may respond to his greetings.
https://www.islamhelpline.net/answer/261
The Messenger of Allah (saws) himself, and some of his closest companions used to dye their hair with henna and/or katam. Sahih Al-Bukhari Hadith 1.
https://www.islamhelpline.net/answer/264
[Al-Baqrah, vers 154]" Allah swt Himself ordering believers not to call those who are killed (shaheed) in the way of Allah as dead as they are living although they are not among us today.
https://www.islamhelpline.net/answer/267
Allah Subhanah says in the Holy Quran Chapter 28 Surah Qasas verses 26-27: Said one of the (damsels): "O my (dear) father! Engage him on wages: truly the best of men for thee to employ is the (man)
https://www.islamhelpline.net/answer/269