Afghan refugee shot dead after slashing attack on German train
“He said authorities were still investigating the motive of the attack and were looking into reports that the suspect had yelled out “an exclamation” during the rampage.
He was responding to reports that some witnesses had heard the suspect shout “Allahu Akbar” (”God Is Great”) during the attack.”
The literal translation of Allahu Akhbar is "(My) God is Greater".
An important distinction.