"And then they went inside. And I heard more shooting." The man then fled for his own safety.
The attackers were also heard speaking English.
Around 10 terrorists are said to be in the hotel.
The hostage situation is reportedly over after it was ended by Malian and elite US and French troops and the death toll late Friday was put at 27.
Saturday a manhunt is underway for three terrorists who escaped. 126 people were successfully helped to safety but around 19 civilians died in the attack. The total number of dead is still unclear.