The midfielder is on-loan at BVB from Real and was outstanding in the weekend's victory over Freiburg.
Sahin has become a first-choice in Jurgen Klopp's midfield this season, starting 33 games so far and so showing he's over his injury problems suffered during his time in Spain.
BILD says BVB are now ready to take up the €7 million option to turn Sahin's loan into an outright transfer. They will also hand Sahin a new deal worth €3 million-a-year.
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