Lactantius

“ Now Daia, in gratifying his libidinous desires, made his own will the standard of right; and therefore he would not refrain from soliciting the widow of Galerius, the Empress Valeria, to whom he had lately given the appellation of mother. After the death of her husband, she had repaired to Daia, because she imagined that she might live with more security in his dominions than elsewhere, especially as he was a married man; but the flagitious creature became instantly inflamed with a passion for her. ”