Irenaeus Against Heresies Book I Thus she, passing from body to body, and suffering insults in every one of them, at last became a common prostitute; and she it was that was meant by the lost sheep.[284] Constitutions of the Holy Apostles Book II But do thou, like a compassionate shepherd, and a diligent feeder of the flock, search out, and keep an account of thy flock. Seek that which is wanting;[110] Origen Commentary on Matthew Book XIII [As for the exposition of the matters relating to "the hundred sheep," you may consult the homilies on Luke.[190]