From Wiktionary, the free dictionary
From Magadhi Prakrit *𑀲𑁄𑀯𑀡𑁆𑀡 (*sovaṇṇa), from Sanskrit সৌৱৰ্ণ (saúvarṇa), from সুৱৰ্ণ (suvárṇa).
সোণা (söṇa)
- gold
14th century, Madhav Kandali,
Saptakanda Ramayana Sundara Kanda:
- সহস্ৰ সংখ্যাত ঘোড়া অনেক লাখৰ।
ৰাতি দিনে কছাই থাকে সোণাৰ পাখৰ ॥- sohosro soṅkhjato ghöṛa oneko lakhoro,
rati dine kochai thake söṇaro pakhoro . - There were lakhs of horses, they numbered in the thousands,
and day and night they were bound with saddles made of gold.