Theragāthā Ekakanipāta Dutiyavagga 1.14. Sivakasāmaṇeragāthā “Upajjhāyo maṃ avaca, ito gacchāma sīvaka; Gāme me vasati kāyo, araññaṃ me gato mano; Semānakopi gacchāmi, natthi saṅgo vijānatan”ti. … Vanavacchassa therassa (siviko) sāmaṇero ….