A certain Brahmā thought that no recluse or brahmin could come to his world. To refute his views, the Buddha went there and sat in the air above the Brahmā, flames radiating from his body. The Buddha was followed by Mahā-
The Brahmā was at first agitated by their presence, but later he was delighted on learning from Mahā-
See also the Bakabrahma Sutta.