An Eastbourne man was stabbed in the stomach while walking along a street in St Leonards with friends.
The man, in his 20s, was attacked at about 8pm in Chapel Park Road on Sunday, March 9.
He received a single stab wound to the stomach requiring surgery, but is now recovering.
A 34-year-old man from Hastings was arrested on suspicion of causing grievous bodily harm. He was questioned and bailed until Tuesday 15 April while enquiries continue.
Detective Constable Rob Tillyer said, “Anyone who witnessed the incident is asked to call us on 101 or email firstname.lastname@example.org quoting serial 1358 of 9/3.
“Alternatively, call the independent charity Crimestoppers anonymously on 0800 555 111.”