Edward has reportedly completed a move back to his former club, Dynamos.
According to NewsDay, the deal was signed on Wednesday together with that of former Yadah FC goalkeeper Stephen Chimusoro.
Sadomba, 35, left the Glamour Boys over a decade ago and went on to play for Sudanese giants Al Hilal, United Arab Emirates Pro League side Ittihad Kalba and Libyan top-flight outfits Al Ahly Benghazi and Al Ahly Tripoli.
He returns to Harare as a free agent where he is expected to help the club win a championship for the first time in five years.
Meanwhile, former Hobro Ik forward Tanaka Chinyahara is close to sign for Dynamos as a free agent.