The Black Cats are keen to bring the midfielder back permanently after his successful loan spell last season.
HITC Sport understands Bournemouth midfielder set for move.
The Scottish Premiership side have been linked with pulling off a stunning move for the World Cup winner.
The Belgian has fond memories of the Stadium of Light.
The 32-year-old departed Tondela this summer.
Talks over a new deal have reportedly reached a stalemate between the playmaker and the Premier League side.
The Dutchman is reportedly on the verge of sealing a move to Parkhead.
The player was linked with an exit from Newcastle United this summer.
The Dutchman is keen to see the Everton star flourish after a disappointing summer.
Dominic Ball has joined Rotherham United from Tottenham Hotspur and is looking forward to the game against Aston Villa.
Tottenham Hotspur lost 1-0 against Gent on Thursday.
Aston Villa loanee featured at Old Trafford for Saint Etienne.
Leeds United defender Charlie Taylor has been out injured since December.
Glasgow Rangers are currently 27 points off Celtic at the top of the Scottish Premiership.
How logical are you ?
Leeds United fans now believe that promotion to the Premier League is a genuine possibility.
Aston Villa are set to take on Newcastle United at St. James' Park on Monday evening.
Bain has less than 18 months left on his Dundee deal and Celtic boss Brendan Rodgers is said to be one of several admirers.
Ibrox side Glasgow Rangers signed Philippe Senderos in the summer of 2016.
West Ham United midfielder Manuel Lanzini has scored twice in his last five appearances.