Continuity mistake: When Aaliyah gets in the cab which Jet Li Had stolen, she hands him a wad of cash and tells him to drive her away from the big black dude who's trying to find her. Then, when she's getting out of the cab, Jet Li gives her back her money, a single 50 dollar bill.
Continuity mistake: In the scene at Trish's apartment, as Trish is looking out of her window Maurice and the other bodyguards exit a blue SUV. When Han leaves after fight scene outside Trish's apartment he gets into a black SUV.
Continuity mistake: In the scene where Jet Li is checking out his brother's office to find some clues, he puts a cigarette in his mouth. However, during the flashback you can see his face but his mouth is not holding a cigarette, and when the flashback ends the cigarette is in his mouth again.
Answer: Mac says 'Asalamu alaikum Akhbar' This is the Islamic greeting and means 'Peace be with you'. Akhbar is a Muslim Name so Mac would have said this to him.