The Discourse on Blessed Babylas and against the Greeks was probably written between 363 and 379-80. The date of composition must be after 363 because the peace treaty made with Persia upon the death of emperor Julian is mentioned (Bab. 123). In all likelihood the discourse was composed before 379-80 because it contains no reference to the martyr's shrine (martyrium) built for Babylas across the Orontes river near Antioch. This shrine, constructed under the supervision of Meletius, bishop of Antioch, was completed in 379-80. Chrysostom does not mention the new martyrium or Meletius's intention to build it (cf. Bab. 126). He states, on the contrary, that as he wrote, the relics of Babylas were back in their original resting place, namely, the Christian cemetery of Antioch outside the Daphne gate (Bab. 126; cf. Bab. 90, 91, 93). Therefore the discourse was evidently composed before Meletius had undertaken to build the new shrine for Babylas.
(2) It is possible that Meletius encouraged Chrysostom to write this discourse in praise of martyr Babylas and his relics. Chrysostom was the spiritual son of Meletius. As a result of the edict of toleration issued by Gratian in 378, Meletius had . . .