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 2 years ago

It is very wrong to pray for your own father's death even if he is a very bad person. The supplication against parents  can have very bad effect on you.

You must treat him nicely and pray for his Hidayah ( guidance). and forgiveness.