Garudapurana 1.196.10

1.196.10

dhanvantīraścāpathyācca nāgaḥ krodhavaśātkila /
yajño rogātsamastācca vyāso 'jñānācca rakṣatu //

and Dhanvantari from unwholesome diet, the Serpent indeed from falling under the sway of wrath, / Yajña from all disease, and may Vyāsa protect from ignorance;