Bhagavatapurana 10.58.26

10.58.26

so 'gnis tuṣṭo dhanur adād dhayān śvetān rathaṃ nṛpa /
arjunāyākṣayau tūṇau varma cābhedyam astribhiḥ //

26. The god Agni was so pleased, O king, as to give Arjuna a bow, four white horses, a chariot, two inexhaustible quivers and an armour that cannot be injured even by armed men.