Ramayana
पुष्पकस्य गतिश्छिन्ना यत्कृते मम गच्छतः । तमिमं शैलमुन्मूलं करोमि तव गोपते ॥ 7-16-23 ॥
"Since the course of the Pushpaka has been cut off for me as I traveled, on that account I shall uproot this very mountain of yours, O lord of cattle."
english translation