Saya mau tau Ishak (Kejadian 21:4) dari Penyunatan Yesus

Peristiwa tersebut dirayakan sebagai Perayaan Penyunatan di Gereja Ortodoks Timur pada 1 Januari berdasarkan pada kalender (Lama atau Baru) yang digunakan, dan juga dirayakan pada hari yang sama oleh sejumlah gereja Anglikan.

Abramson, Henry; Hannon, Carrie. "Depicting the Ambiguous Wound: Circumcision in Medieval Art". In Mark, Elizabeth Wyner. The Covenant of Circumcision: New Perspectives on an Ancient Jewish Rite, 2003, Lebanon, New Hampshire, Brandeis University Press, ISBN 1-58465-307-8.

Blunt, Anthony, Artistic Theory in Italy, 1450-1660, 1940 (refs to 1985 edn), OUP, ISBN 0-19-881050-4

Glick, Leonard. Marked in Your Flesh: Circumcision from Ancient Judea to Modern America, OUP America, 2005

Kendrick, Laura. Chaucerian play: comedy and control in the Canterbury tales, 1988, University of California Press, ISBN 0-520-06194-2, ISBN 978-0-520-06194-1, google books

Penny, Nicholas. National Gallery Catalogues (new series): The Sixteenth Century Italian Paintings, Volume I, 2004, National Gallery Publications Ltd, ISBN 1-85709-908-7

Pritz, Ray. Nazarene Jewish Christianity, 1992, The Magnes Press, Jerusalem, ISBN 965-223-798-1

Schiller, Gertud. Iconography of Christian Art, Vol. I, 1971 (English trans from German), Lund Humphries, London, ISBN 0-85331-270-2

Schreckenburg, Heinz, The Jews in Christian Art, 1996, Continuum, New York, ISBN 0-8264-0936-9

Strauss, David Friedrich. The Life of Jesus: Critically Examined, Chapman and Brothers, London, 1846.

Jeremy Taylor. The Whole works ; with an essay biographical and critical, Volume 1 (1657). Frederick Westley and A.H. Davis, London, 1835.