śyāmaika-varṇān varuṇo
hayān śuklān mano-javān
aṣṭau nidhi-patiḥ kośān
loka-pālo nijodayān
syama -- dark blue; eka -- exclusively; varnan -- colored; varunah -- Varuna, ruler of the oceans; hayan -- horses; suklan -- white; manah -- (as the) mind; javan -- swift; ashtau -- eight; nidhi-patih -- the treasurer of the demigods, Kuvera; kosan -- treasures; loka-palah -- the rulers of various planets; nija -- their own; udayan -- opulences.
Srila Sridhara Svami comments as follows on this verse: "The master of the treasury is Kuvera, and the eight treasures are his nidhis. These are described as follows:
padmas caiva mahapadmo
matsya-kurmau tathaudakah
nilo mukundah sankhas ca
nidhayo 'shtau prakirtitah
'The eight mystic treasures are called Padma, Mahapadma, Matsya, Kurma, Audaka, Nila, Mukunda and Sankha.' "