Her husband was assailed by a young man with a knife in a nearby park.

她丈夫在附近的公园遭到一个持刀青年男子的攻击。

《柯林斯英汉双解大词典》

The man attacked him with a knife.

那个男人持刀向他行凶。

《牛津词典》

An eyewitness said the victim was stabbed 50 or 60 times by the man sitting next to him, who then severed his head with a large knife.

一名目击者称遇害者被旁边的男子刺了五六十刀，然后用一把大刀将其脑袋砍下。

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Michael Thomas Calvert, originally from Liverpool, was jailed for a total of five years for slashing a man with a knife on 18 April last year.

BBC: Michael Calvert

My anxiety was not eased by the presence of steak knives with heavy wooden handles and sharp serrated blades, and a sort of diabolical trolley that was wheeled, steaming, to the table by a stout man with a pencil mustache who with the flourish of a gleaming knife indicated the meat and demanded to know where I wanted it carved.

NPR: Excerpt: 'Trauma'

Police had to draw their guns after they were allegedly attacked by a man armed with a hammer and a knife, a court in Belfast was told on Saturday.

BBC: Police 'had to draw guns' Belfast court is told