Skandapurana 5.165.22

5.165.22

tattavārthaṃ kṛto'nena yaścaruścārulocane ..
yastasminvihito'nena mantragrāmo bhaviṣyati ..
viśeṣeṇa mahābhāge satyametanmayoditam .. 22 ..

Therefore, the caru that was prepared by him for your sake, O fair-eyed one, / the collection of mantras applied by him in that [must be] / of a superior nature, O highly fortunate one; this that I say is true. // 22