Samyukta Āgama (2) 215
At that time the nun Somā took her robes and her begging bowl and entered Sāvatthī to beg for food. Having finished her meal, she cleaned her bowl, gathered her seat for meditation and went to the Andhavana forest to meditate.
King Māra the Bad thought: “The nun Somā took her robes and her begging bowl and entered Sāvatthī to beg for food. Having finished her meal, she has cleaned her bowl, and gathered her seat for meditation and is now on her way to the Andhavana forest to meditate.” Thereupon the Bad One transformed himself into a brāhmaṇa, stood by the wayside, and said: “My lady, where are you going?” The nun answered: “I am going to a secluded place.” Then the Bad One spoke a verse:
Thereupon the nun thought: “Is this a human or a non-human being, who wants to disturb me?” She entered a state of meditative concentration and, using her insight, she recognized that it was the Bad One. She spoke a verse: