Where does “博斯坦” come from?

博斯坦 (Chinese) comes from Uyghur بوستان, from Chagatai بوستان, from Classical Persian بوستان, from Middle Persian bwdstʾn'.

Ancestry of “博斯坦”, step by step

StepLanguageWordMeaning
1Uyghurبوستانgrove, garden, oasis
2Chagataiبوستان—
3Classical Persianبوستان—
4Middle Persianbwdstʾn'—
Every word from Middle Persian bwdstʾn' →Every word from Classical Persian بوستان →Every word from Chagatai بوستان →