The Hijab IIPH

Invocations From the Qur’an and Sunnah | Darussalam

Supplication is to request ones needs, and is worship when the servant requests that from his Lord.  This is because it involves showing ones poverty before Allah the Most high and ones need to turn to Him, and ones certain faith that He is the one having full power, the Most Generous, the one who gives bounteously an is Most Merciful