Sai Baba of Shirdi, also known as Shirdi Sai Baba, is an Indian spiritual master who is regarded by his devotees as a saint, fakir, and satguru, according to their individual proclivities and beliefs. He was revered by both his Hindu and Muslim devotees, and during, as well as after, his life it remained uncertain if he was a Hindu or a Muslim.

One of his well known epigrams, "Sabka Malik Ek" ("One God governs all"), is associated with Hinduism, Islam and Sufism. He also said, "Trust in me and your prayer shall be answered". He always uttered "Allah Malik" ("God is King").