Ramayana
समुद्राश्चापि सङ्क्षुब्धाश्चलिताश्चापि पर्वताः । यक्षा विद्याधराः सिद्धाः किमेतदिति चाब्रुवन् ॥ 7-16-31 ॥
The oceans too were churned up and the mountains were shaken, and the yakshas, vidyadharas, and siddhas cried out, "What is this?"
english translation