The Long Āgama Sūtra 30.30

30.30

「善住樹王北有大浴池，名摩陀延，縱廣五十由旬，有八千浴池周匝圍遶，其水清涼，無有塵穢，以七寶塹周匝砌壘，遶池有七重欄楯、七重羅網、七重行樹，皆七寶成，金欄銀桄，銀欄金桄，水精欄琉璃桄，琉璃欄水精桄，赤珠欄馬瑙桄，馬瑙欄赤珠桄，車𤦲欄眾寶桄。其金羅網下埀銀鈴，其銀羅網下埀金鈴，水精羅網埀琉璃鈴，琉璃羅網埀水精鈴，赤珠羅網垂馬瑙鈴，馬瑙羅網埀赤珠鈴，硨𤦲羅網埀眾寶鈴。其金樹者金根金枝銀葉花實，其銀樹者銀根銀枝金葉花實，水精樹者水精根枝琉璃花實，琉璃樹者琉璃根枝水精花實，赤珠樹者赤珠根枝馬瑙花實，馬瑙樹者馬瑙根枝赤珠花實，硨𤦲樹者車𤦲根枝眾寶花實。

“North of that tree king Susaṃsthita is a large lake named Mandākinī. It’s fifty yojanas across, surrounded all around by 8,000 ponds, and its water is refreshing and unpolluted. It’s surrounded by an embankment made of bricks of the seven treasures, seven balustrades, seven nettings, and seven rows of trees that are made of the seven treasures.

“[The balustrades] have gold balusters with silver rails, silver balusters with gold rails, crystal balusters with beryl rails, beryl balusters with crystal rails, ruby balusters with emerald rails, emerald balusters with ruby rails, and coral balusters with rails made of many treasures.

“The gold netting is hung with silver bells, the silver netting is hung with gold bells, the crystal netting is hung with beryl bells, the beryl netting is hung with crystal bells, the ruby netting is hung with emerald bells, the emerald netting is hung with ruby bells, and the coral netting is hung with bells made of many treasures.

“The gold trees have gold roots and limbs and silver leaves, flowers, and fruit. The silver trees have silver roots and limbs and gold leaves, flowers, and fruit. The crystal trees have crystal roots and limbs and beryl [leaves,] flowers, and fruit. The beryl trees have beryl roots and limbs and crystal [leaves,] flowers, and fruit. The ruby trees have ruby roots and limbs and emerald [leaves,] flowers, and fruit. The emerald trees have emerald roots and limbs and ruby [leaves,] flowers, and fruit. The coral trees have coral roots and limbs and [leaves,] flowers, and fruit made of many treasures.