Valmiki Ramayana Yuddha Kanda Sarga 59 Shloka 18
Original Shlokaयोऽसौहयंकाञ्चनचित्रभाण्डमारुह्यसन्ध्याभ्रगिरिप्रकाशम् । प्रासंसमुद्यम्यमरीचिनद्धंपिशाचएषोऽशनितुल्यवेगः ।।6.59.18।।
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सन्ध्याभ्रगिरिप्रकाशम् shining like a mountain crowned with cloud, यः he, असौ Oh!, काञ्चनचित्रभाण्डम् decorated with gold jewels, हयम् horses, आरुह्य mounted, मरीचिनद्धम् radiant like the Sun, प्रासम् holding the yoke, समुद्यम्य ascended, एषः in that way, अशनितुल्यवेगः of high speed, पिशाचः Pisacha.
"He who is mounted on horses decorated with gold shining, like a mountain crowned with cloud, radiant as the Sun holding the shining yokes coming at high speed is by name Pisacha."