Ramayana
दर्शनीयं निराबाधं कुम्भकर्णस्य चक्रिरे । स्फाटिकैः काञ्चनैश्चित्रैः स्तम्भैः सर्वत्र शोभितम् ॥ 7-13-4 ॥
beautiful to behold and free from all disturbance, they fashioned for Kumbhakarna, everywhere adorned with pillars of crystal and gold and of varied design.
english translation