Ramayana
तस्यागस्त्यो बहुगुणं कन्दमूलं तथौषधिम् । शाल्यादीनि पवित्राणि भोजनार्थमकल्पयत् ॥ 7-82-3 ॥
For him Agastya prepared, as a meal, abundant and wholesome roots and bulbs, healing herbs, and pure rice-grains and other sacred foods.
english translation