in""), attributed to Gregory of Nazianzus, on baptismal fonts; most notably in the basilica of Hagia Sophia in Constantinople. A variant, also a palindrome, replaces the plural ("sins") by the singular ("sin"). This practice was continued in many churches in Western Europe, such as the font at St. Mary's Church, Nottingham and also the font of St. Stephen d'Egres, Paris; at St. Menin's Abbey, Orléans; at Dulwich College; and at the following churches in England: Worlingworth (Suffolk), Harlow (Essex), Knapton (Norfolk), St Martin, Ludgate (London), and Hadleigh (Suffolk).