The Epistle of Barnabas
Barnabae epistula
Barnabas. The Apostolic Fathers with an English Translation In Two Volumes. Vol. I. Lake, Kirsopp, editor. Cambridge, MA: Harvard University Press; London: William Heinemann Ltd. 1912.
αἰσθάνεσθαι ὀφείλετε, τίς ὁ Ἰσαὰκ καὶ τίς ἡ Ῥεβέκκα. καὶ ἐπὶ τίνων δέδειχεν, ὅτι μείζων ὁ λαὸς οὗτος ἢ ἐκεῖνος.