Anonymous Acta Thomae 26

[26] Being therefore wholly set upon the apostle, both the king Gundaphorus and Gad his brother followed him and departed not from him at all, and they also relieved them that had need, giving unto all and refreshing all. And they besought him that they also might henceforth receive the seal of the word, saying unto him: Seeing that our souls are at leisure and eager toward God, give thou us the seal; for we have heard thee say that the God whom thou preachest knoweth his own sheep by his seal. And the apostle said unto them: I also rejoice and entreat you to receive this seal, and to partake with me in this eucharist and blessing of the Lord, and to be made perfect therein. For this is the Lord and God of all, even Jesus Christ whom I preach, and he is the father of truth, in whom I have taught you to believe. And he commanded them to bring oil, that they might receive the seal by the oil. They brought the oil therefore, and lighted many lamps; for it was night ¹