Allah
From Tardis Wiki, the free Doctor Who reference
Allah was a being worshipped by the followers of Islam. The phrase "Allahu Akbar", translated as "God is great", was used by them especially often. (PROSE: Lucifer Rising)
According to Zeynep, people would say "inshallah", meaning "trust in the will of Allah", before walking out into traffic without looking. (AUDIO: Fall to Earth)