Police were called to an alleyway off Hebden Green at about 7.30pm on Sunday June 13.
They found a 52-year-old man with multiple stab wounds, including serious wounds to his neck.
He was taken to hospital for treatment and is in a stable condition.
A man who was the subject of wanted person appeal issued last week has now been arrested.
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The 50-year-old man was arrested last night (Sunday 20).
He remains in custody.
A 33-year-old man who was arrested on Thursday, June 17 in relation to the same incident remains on police bail.