Charaka shapath
Charaka shapath (or, Charaka oath) is a certain passage of text in Charaka Samhita, a Sanskrit text on Ayurveda (Indian traditional medicine) believed to have been composed between 100 BCE and 200 CE. The passage referred to as Charaka Shapath is written in the form a set of instructions by a teacher to prospective students of the science of medicine. According to Charaka Samhita, the unconditional agreement to abide by these instructions is a necessary precondition to be eligible to be taught in the science of medicine.