Shiva Purana
एते विमानगतयो देवाश्च सह पार्षदैः ॥ पूर्वद्वारं निषेवन्ते तस्य वै प्रीतिकारणात् ॥ १६॥
These are the gods with their attendants flying in airplanes They serve the east gate because they are pleased with him.
english translation
ete vimAnagatayo devAzca saha pArSadaiH ॥ pUrvadvAraM niSevante tasya vai prItikAraNAt ॥ 16॥
hk transliteration by Sanscript