Where does “Musytari” come from?

Musytari (Malay) comes from Arabic مشتري, from Arabic مُشْتَرِي, from Arabic اِشْتَرَى — to buy, to sell.

Ancestry of “Musytari”, step by step

Step	Language	Word	Meaning
1	Arabic	مشتري	Jovian
2	Arabic	مُشْتَرِي	—
3	Arabic	اِشْتَرَى	to buy, to sell

Musytari — Etymology, Origin & Word History | Etymology Explorer