Blues to learn their fate in €54m transfer deal.
Manchester United have also shown an interest in the England international, who handed in a formal transfer request earlier this week in hope of forcing a move.
Stones appears keen to join Chelsea, who have had three bids rejected for the youngster already, but BBC Sport quotes Martinez as saying his side are ready to make a statement in this transfer saga.
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“Sometimes money can’t buy everything and that is going to be a very strong statement at Everton,” the Toffees boss said.
“This is not a moment when we can use any money to get us stronger.”