Prosecutors say the death toll in the attack on a Christmas market in the German city of Magdeburg last month has risen to six as a woman succumbed to her injuries.

The suspect in the car-ramming incident at a Christmas market in the German city of Magdeburg had appeared in seven investigative proceedings in the two years prior to the attack, Germany's Frankfurter Allgemeine Zeitung newspaper reported on Saturday.

In Berlin in 2016, Anis Amri, a failed Tunisian asylum seeker with Islamist links, plowed a truck through a crowded market, killing 12 people and injuring nearly 60 people. Among those killed was a truck driver from whom Amri stole the vehicle, according to German broadcaster DW .

At least five people are now known to have been killed in the vehicle-ramming attack on a Christmas market in the German city of Magdeburg on Friday.

Authorities in Germany on Monday released details of past threats made by the suspected perpetrator of the deadly car rampage through a Christmas market in Magdeburg. According to the Ministry of Justice in the north-eastern state of Mecklenburg-Vorpommern,

MAGDEBURG, Germany, Dec 21 (Reuters) - Authorities investigated a Saudi doctor with a history of anti-Islam rhetoric as the suspected driver in a car-ramming attack on a Christmas market in the German city of Magdeburg that killed five people and injured scores.

A woman who was injured during the Dec. 20 attack at a German Christmas market died at a hospital on Monday, increasing the death toll to six.

A sixth person has died following the car-ramming attack at a Christmas market in the eastern German city of Magdeburg. A 52-year-old woman succumbed to her injuries in hospital, a spokesman for the public prosecutor's office in Naumburg told dpa on Monday.