Mahagovindasutta 2.7

2.7

Yadā, bhante, kevalakappā ca devā tāvatiṃsā sudhammāyaṃ sabhāyaṃ sannisinnā honti sannipatitā, mahatī ca dibbaparisā samantato nisinnā honti, cattāro ca mahārājāno catuddisā nisinnā honti, idaṃ nesaṃ hoti āsanasmiṃ;

When the gods of the thirty-three have a gathering like this, that is how they are seated.