Sayyed Mohammad Al-Musawi, Sayyed Mohammad al-Musawi is originally from Iraq and heads up the World Ahlul Bayt Islamic League in London. Other than being involved in various humanitarian projects, he frequently responds to... Answered 1 month ago

If a person promises Allah (SWT) to do or not to do something, he must fulfill his promise with out fail. If he breaks his promise, he has then committed a sinful act and must expiate by either fasting two months or feeding sixty poor believers. This is called Kaffara of 'Ahd كفارة العهد.

Wassalam.