The Great Epic of the Bhārata dynasty 13.105.8

13.105.8

mā me hārṣīrhastinaṃ putramenaṃ duḥkhātpuṣṭaṃ dhṛtarāṣṭrākṛtajña |
mitraṃ satāṃ saptapadaṃ vadanti mitradroho naiva rājanspṛśettvām || 8 ||

[paragraph continues] It is looked upon by me as a son and I have reared it with much pain. It is said that between the righteous, friendship springs up if only they exchange seven words. Thou shouldst see, O king, that the sin of injuring a friend does not touch thee! It behoveth thee not, O king, to take away by force this elephant that brings me my fuel and water, that protects my asylum when I am away, that exceedingly docile and obedient to his instructor, that is mindful of doing all the offices that his preceptor commands, that is mild and well-broken, and that is grateful and very dear to me! Indeed, thou shouldst not bear it away, disregarding my protestations and cries!'