Learn how to say Seraph correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word seraph:
noun (plural seraphim /-fɪm/ or seraphs)
an angelic being, regarded in traditional Christian angelology as belonging to the highest order of the ninefold celestial hierarchy, associated with light, ardour, and purity.
Old English, back-formation from seraphim (plural), via late Latin and Greek from Hebrew śĕrāp̱īm. Compare with cherub