The Compendium of Caraka 1.1.136

1.1.136

tatra ślokāḥ
āyurvedāgamo heturāgamasya pravartanam /
sūtraṇasyābhyanujñānamāyurvedasya nirṇayaḥ //

Here are the summary verses:
The origin of Āyurveda, the cause of its reception, its setting in motion,
the authorization to compose aphorisms, the determination of Āyurveda;