Zargham
Zargham is a form attested in Arabic and Persian literary usage; its cultural provenance is Persianate but it is used across Arabic- and Persian-speaking Muslim communities.
No. Zargham is a poetic epithet and does not appear in the Qur'an; it is found in poetry and historical literature.
Literally, Zargham is used to denote 'lion' or a brave warrior; it functions as an honorific emphasizing courage.
The 'gh' represents the voiced velar fricative (Arabic letter غ), approximated in English as a throaty 'gh'—ZAR-gham (/zɑrˈɣam/).
Yes; while rare and literary, Zargham is used as a strong, evocative name for boys in families seeking a classical Persian/Arabic elegance.