 Book of Steps

The Book of Steps (, "Kṯāḇâ ḏ-Masqāṯâ"; also known by the Latin name "Liber Graduum") is an anonymous Syriac treatise on spiritual direction, probably written in the late fourth century AD (or possibly early fifth century).The author appears to be living in the Persian Empire, perhaps somewhere near the Lesser Zab, as it is mentioned in Memra Thirty, and addresses the author's own Christian community.