Celtic won against Heart of Midlothian on Sunday to finish the Scottish Premiership campaign without suffering a single defeat.
Celtic won against Aberdeen in the Scottish Premiership on Friday evening.
Celtic won against St Johnstone at Celtic Park in the Scottish Premiership on Saturday afternoon.
Erik Sviatchenko has been tipped to swap Celtic for the Premier League this summer - but Jozo Simunovic would be a better buy for Newcastle or West Brom.
Celtic's Erik Sviatchenko has admitted that he is unhappy with his recent playing time.
Southampton were said to be pursuing a deal for the Bhoys defender earlier this year, but failed to prise him from Celtic Park.
Celtic have been urged to sign a new defender by pundit Michael Stewart.
Celtic manager Brendan Rodgers has used Erik Sviatchenko sparingly since the turn of the year - and he's not happy about it.
Celtic defender Erik Sviatchenko was linked with Leicester City in January and, on the basis of these comments, it would be no surprise to see him leave.
Erik Sviatchenko and Dedryck Boyata struggled in Celtic's draw with Rangers at the weekend, so perhaps Brendan Rodgers should consider a change?