The Long Āgama Sūtra 2.44

2.44

時，夜已半，告諸信士，宜各還歸。諸清信士即承佛教，遶佛三匝，禮足而歸。

Halfway through the night, he told the laymen that it would a good time for them return home. The laymen accepted the Buddha’s instruction, circling him three times and bowing at his feet before leaving.