Ramayana
एवमेव नरश्रेष्ठ यथा वदसि लक्ष्मण । वृत्रघातमशेषेण वाजिमेधफलं च यत् ॥ 7-87-2 ॥
It is exactly so, O best of men, as you say, Lakshmana — both the slaying of Vritra in its entirety and the fruit that is gained from the horse-sacrifice.
english translation