Valmiki Ramayana Bala Kanda Sarga 14 Shloka 22

शास्त्रज्ञै: by the knowers of shastras, यज्ञकोविदै: who well versed in performance of sacrifice, कारिता: were made, एते सर्वे एव all these posts, तस्य यज्ञस्य of that sacrifice, शोभार्थम् for elegance, काञ्चनालङ्कृता: decorated with gold, अभवन् became.

All these posts were prepared by knowers of sastras and by those wellversed in the performance of sacrifices. They were decorated with gold to add elegance to the sacrifice.