There are several types of vows: 1- vows which must be fulfilled, 2- vows which it is forbidden to fulfill, 3- vows which require kafarat yamin, and 4- vows which you can either fulfill or expiate by kafarat yamin.

Having long nails is against the fitrah. The reason behind cutting the nails is cleanliness and hygiene because dirt can gather under the nails.

It is haram to shave your beard because of the general application of texts that forbid resembling the unbelievers. Prophet Muhammad (peace and blessings be upon him) said: “Trim your moustaches and let your beards grow.”

Removing the pubic hair, whether by plucking, using a depilatory agent, shaving or cutting, is one of the actions dictated by the fitrah and encouraged by Islam, but it is not restricted to or required at the end of every period.

Muslim bathroom etiquette includes: not facing the qiblah, not touching the penis with the right hand, not removing impurity with the right hand, answering the call of nature sitting, concealing oneself from the sight of others, reciting dhikr when entering or leaving the toilet, and not urinating into stagnant water.

This is how to pray istikharah: 1. Make wudu (ablution) 2. Offer two rak’ahs of sunnah prayer 3. Make the du’a mentioned in the detailed answer below.

The confirmed sunnah prayers are: 1- 4 rak’ahs before Zhuhr; 2- 2 rak’ahs after Zhuhr; 3- 2 rak’ahs after Maghrib; 4- 2 rak’ahs after ‘Isha; and 5- 2 rak’ahs before the Fajr.