 The emperor, treasuring this description by his wife in his own mind, considered with himself how he could espouse Justina, without repudiating Severa, as she had borne him Gratian, whom he had created Augustus a little while before.He accordingly framed a law, and caused it to be published throughout all the cities, by which any man was permitted to have two lawful wives.The law was promulgated and he married Justina, by whom he had Valentinian the younger."