Skandapurana 6.3.218.13

6.3.218.13

gatamātrastu siddhena paramānnena bhojitaḥ .
sabhṛtyabalavānrājā brāhmaṇena yadṛcchayā .
kimetaditi papraccha kāraṇaṃ śaktimeva ca .. 218.13 ..

As soon as he arrived, the king, together with his servants and army, was fed with prepared / supreme food at will by the brahmin, / and he asked, "What is this? What is the cause and the power?"