Topic summary
ج

Extracted from the Wikipedia article Gimel.
Historical pronunciation
It is not well known when palatalization occurred or the probability of it being connected to the pronunciation of Qāf⟨ق⟩ as a [ɡ], but in most of the Arabian peninsula (Saudi Arabia, Kuwait, Qatar, Bahrain, UAE and parts of Yemen and Oman), the ⟨ج⟩ represents a [d͡ʒ] and ⟨ق⟩ represents a [ɡ], except in coastal Yemen and southern Oman where ⟨ج⟩ represents a [ɡ] and ⟨ق⟩ represents a [q], which shows a strong correlation between the palatalization of ⟨ج⟩ to [d͡ʒ] and the pronunciation of the ⟨ق⟩ as a [ɡ] as shown in the table below: