THE HAGUE, July 20 (Xinhua) -- A man and a woman from Friesland, a province in northern Netherlands, were injured in the public bus stabbing attack in the northern German city of Lubeck on Friday, said the Dutch embassy in Germany quoted by Dutch broadcaster NOS.

The two Dutch are both 21 years old, they were on holiday in Hamburg with another Dutch man and a woman. The injured man is still in the hospital, said NOS.

Lubeck lies 70 kilometers northeast to Hamburg. A 34-year-old German struck the passengers on a full bus Friday afternoon in Lubeck. Ten people were injured. The perpetrator's motive is unknown.