Making supplication dependent upon sincerity in a particular action

In the case of general supplication (du’aa’), it is not stipulated that it should be narrated in the Sunnah

There is nothing wrong with asking the readers of the club to make du’aa’ for a Muslim who is going through difficulties

Praying for a long life

Should a person call upon Allaah even though Allaah knows his needs?

Praying to Allaah to restore an amputated hand

It is not prescribed to do a single prostration for the sake of du`a’

Qunut should be said at times of calamity with a supplication that is appropriate, not with Du`a al-Qunut

The Muslims have to pray for their brothers in Gaza in the daily prayers and otherwise

Is the supplication of an insane person answered?