Question 18: Is it permissible to say when seeking the help of Allaah, Glorified and Exalted be He, “O Mu‘een (Supporter)! O Lord!” or to say when asking to make easy what is difficult, “O Musahhil (He who facilitates)! O Muyassir (He who makes easy)! O Lord”? What is the governing principle in this regard? And what is the ruling on a person who says so inadvertently, ignorantly, or deliberately?
Answer: It is permissible to say what you have mentioned, because the One referred to by the “Supporter” and… read more here.
Question 16: Allaah (Exalted be He) says (what means): “And (all) the Most Beautiful Names belong to Allaah, so call on Him by them”. How can Allaah be supplicated to by His Most Beautiful Names; should He be supplicated to by ten of His Names or more, or can it be just by the Name befitting the reason for the Du’aa (supplication)?
Answer: It is lawful to supplicate to Allaah and seek to draw close to Him by His Most Beautiful Names, as Allaah (Exalted be He) says: “And the Most Beautiful Names belong to Allaah, so call on Him by them”. Imaam Ahmad reported a Hadeeth narrated by Ibn Mas‘ood, that… read more here.