Skandapurana 6.3.84.9

6.3.84.9

hanumānuvāca -
kiṃ mayākāri tatpāpaṃ nandindevārthakāriṇā .
rākṣasāśca hatā duṣṭā viprayajñāṅgaghātinaḥ .. 84.9 ..

Hanumān said: / "What sin was committed by me, O Nandī, acting for the sake of the gods? / Wicked rākṣasas were slain, who disrupted the sacrifices and the bodies of brahmins."