Isidorus, De fide Catholica, 2, 1, 15

1	His ergo tot tantisque testimoniis erubescant Iudaei gentium conversarum aemulatores, tandemque convicti cognoscant atque audiant in Deuteronomio Dominum proclamantem: Eritis gentes ad caput, incredulus autem populus ad caudam (Deut. XXVIII, 44).