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... Answer updated 1 year ago

It is good to understand what you say in prayers, and that can be easily achieved  by translating the prayers sentences to your language. Nevertheless, prayers are obligatory on every Muslim whether he or she understands Arabic or not.

Wassalam.