PSV Eindhoven missed the chance to move three points clear at the top of the Eredivisie as they lost 1-0 at Heerenveen.
Ajax claimed a narrow win over fierce foes Feyenoord but PSV Eindhoven remained top of the Eredivisie.
Reigning champions Sevilla, Inter Milan, PSV and Napoli were amongst the winners in the Europa League group stage.
PSV Eindhoven maintained their 100 per cent start to the new Eredivisie season but reigning champions Ajax lost again.
Tottenham will face Arsenal's UEFA Champions League victims Besiktas in the group stage of the Europa League.
Stefan Scepovic expects his departure from Sporting Gijon to be finalised soon but is not sure yet that he will be joining Celtic.
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