Ramayana — Bala Kanda, Sarga 14, Shloka 23
अश्वमेधप्रवृत्तिः
Commencement and Performance of Daśaratha’s Aśvamedha
एकविंशतियूपास्ते एकविंशत्यरत्नय:।वासोभिरेकविंशद्भिरेकैकं समलङ्कृता:।।।।
ekaviṃśati-yūpās te ekaviṃśaty-aratnayaḥ | vāsobhir ekaviṃśadbhir ekaikaṃ samalaṅkṛtāḥ ||
那二十一根祭柱（yūpa），每一根高二十一肘（aratni），皆装饰得华美庄严；每根祭柱各自缠裹一匹布帛。
These twentyone sacrificial posts, each measuring twentyone 'aratni' height, were well-decorated wrapped in a piece of cloth.
FAQs
Dharma here is expressed as disciplined adherence to sacred order—careful preparation and proper adornment of ritual instruments, reflecting reverence and responsibility in public religious action.
During Daśaratha’s great sacrifice preparations, the sacrificial posts (yūpas) are set up with precise measurements and decorated appropriately.
Royal conscientiousness and ritual integrity—care for correctness and dignity in a major dharmic undertaking.