Ekaputtakasutta 1.8

1.8

Esā, bhikkhave, tulā etaṃ pamāṇaṃ mama sāvakānaṃ bhikkhūnaṃ, yadidaṃ sāriputtamoggalānā.

These are a standard and a measure for my monk disciples, that is, Sāriputta and Moggallāna.