The Russian side added the Witsel to the signing of Hulk on an extraordinary day in the transfer market.
Zenit reportedly met the €40million release clause in Witsel’s contract with Portuguese side Benfica.
The Russian transfer window remains open until later in September.
Witsel has previously been strongly linked with a move to Premier League giants Manchester United.
What is your opinion? Feel free to discuss the article under. You have to comment by using your Facebook profile. Be fair and have respect for other people and opinions!
Who of Europe’s top strikers will move to England this summer?
After a dreadful start to their Bundesliga campaign, Borussia Dortmund appear to have weathered the storm after going five matches without defeat.