Kālakācāryakathā (MS Add.2377)

...by the method of Paryushana the annual period of fasting and repentance. These, the pure eighth day of the white fortnight, the provider, the good way. 51.
That which was given, the effort of the subjects, having maintained the vow, obtained. By me, the inaccessible, the world, according to the ethics, the subjects and others, in this manner. 52.
Just as the scared, in the methods, the wisdom of the Lord of the Jinas Jinanatha, the keeping of the Poshadha a day of fasting and religious observance, the merit, the truth of the manifest. 53.
The king spoke. At some time, the night of the transition. Then, the announcement of the fast, recognized by the teacher. 54.
In the words of the hero Jina/Vira, that which is the truth, the order of the sage Kalikacharya, the path taught by the monk...