Valmiki Ramayana 2.91.32

चतु:शालानि शुभ्राणि शालाश्च गजवाजिनाम् ।हर्म्यप्रासादसम्बाधास्तोरणानि शुभानि च॥

catu:śālāni śubhrāṇi śālāśca gajavājinām |harmyaprāsādasambādhāstoraṇāni śubhāni ca ||

Our plain-language meaning of this verse is waiting for scholar review.