A man has been arrested of suspicion of attempted murder following a serious assault in Cardiff.
Armed police were called to a property on Rutland Street, in Grangetown, at about 18:35 BST on Wednesday after reports of a stabbing.
A man in his 40s was taken to hospital where he is being treated for his injuries, which are not believed to be life threatening.
A 44-year-old man was arrested in Newport, South Wales Police confirmed.
He remains in police custody.