Which preposition to use with ahmed

in Occurrences 2%

Finally, Ali Oukadi, rising from his cushions, says gravely, addressing Dawson: "I will write without delay to Sidi ben Ahmed in answer to his letter.

as Occurrences 1%

There were twenty-two of us all told, including Ahmed, but he described Ahmed as a prisoner, and offered to have him shot if that would simplify matters.

into Occurrences 1%

They had already forced Ahmed into his own motor-boat, where he was struggling vainly to crank a cold engine.

on Occurrences 1%

They put Ahmed on a wall-eyed scrub that looked unfit to walk, but proved well able to gallop under his light weight.

Which preposition to use with  ahmed