Also known as Aum; the foundational Vibration of Life (IIRC), or some such thing. Title of a John Coltrane LP (1965, with Pharoah Sanders), during the beginning of the heavily-Hindu final phase of his career:

"All these am I... the mantram, the clarified butter. I am the oblation and I the flame into which it is offered. I am the sire of the world, and this world's mother and grandsire. I am he who awards to each the fruit of his action. I make all things clean. I am OM, OM, OM..."