Mbh 5.6.1b

This course seems expedient in this wise. On your meeting with Dhritarashtra it is possible that Dhritarashtra may do what you say. And as you are virtuous, you must therefore act virtuously towards them. And to the compassionate, you must descant upon the various hardships that the Pandavas have endured. And you must estrange the hearts of the aged persons by discoursing upon the family usages which were followed by their forefathers. I do not entertain the slightest doubt in this matter. Nor need you be apprehensive of any danger from them, for you are a Brahmana, versed in the Vedas; and you are going thither as an ambassador, and more specially, you are an aged man. Therefore, I ask you to set out without delay towards the Kauravas with the object of promoting the interests of the Pandavas, timing your departure under the (astrological) combination called Pushya and at that part of the day called Jaya.’”