Ramayana
ततः कैलासमासाद्य शैलं वैश्रवणालयम् । राक्षसेन्द्रो महेन्द्राभः सेनामुपनिवेशयत् ॥ 7-25-52 ॥
Then, reaching the mountain Kailasa, the abode of Vaishravana (Kubera), the lord of the rakshasas, who shone like the great Indra, encamped his army there.
english translation