Viyahapannatti 5.4.231

5.4.231

devā ṇaṃ bhaṃte! kayarāe bhāsāe bhāsaṃti? kayarā va bhāsā bhāsijjamāṇī visissati? goyamā! devā ṇaṃ addhamāgahāe bhāsāe bhāsaṃti| sā vi ya ṇaṃ addhamāgahā bhāsā bhāsijjamāṇī visissati|

‘Venerable Sir! In which language do gods speak? And which language, when spoken, is superior?’
‘Gautama! The gods speak in the Ardhamāgadhī language. And that Ardhamāgadhī language, when spoken, is superior.’