Laghukoshasamgraha 7.77

7.77

4-77
ācāryaḥ procyate samyak svāmnāyona ca ācaran |
upetyādhīyate yasmād vāṅmayaṃ samupāgate ||

4-77
and who practices according to his own traditional scripture is properly called an ācārya. / The one approaching whom sacred knowledge is studied when [the pupil] has arrived