Verse 2
The workers of iniquity - Principally Sanballat the Horonite, Tobiah the Ammonite, and Geshem the Arabian; who were the chief enemies of the poor returned captives.
Bloody men - The above, who sought the destruction of the Israelites; and particularly, that of Nehemiah, whom four several times they endeavored to bring into an ambush, that they might take away his life. See Neh 6:1-4.