Stones is widely tipped to join Chelsea, even though they have had three bids for him turned down.
But Toffees boss Roberto Martinez said: "We have not rejected it yet because today was a match-day and that was our priority.
“We will reject it in the morning and get on with our business.”
The Blues reportedly won't give up in their chase for Paul Pogba.
GETTY
Chelsea aren't ready to give up on Paul Pogba yet
The Juventus ace has been valued at £70million.
And though they had a £54m bid rebuffed, Chelsea, the Daily Mailclaim will do all they can to land Pogba until the window closes.
Chelsea club fact file
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Besiktas reportedly want to sign Chelsea star John Obi Mikel.
The Daily Mail claim that Liverpool's Lucas Leiva was their original top target, but a move for him has stalled.