Where does “Витлејем” come from?

Витлејем (Serbo-Croatian) comes from Byzantine Greek Βηθλεέμ, from Hebrew בּית לחם.

Ancestry of “Витлејем”, step by step

Step	Language	Word	Meaning
1	Byzantine Greek	Βηθλεέμ	—
2	Hebrew	בּית לחם	—