Klaas-Jan Huntelaar scored a hat-trick as Ajax moved three points clear at the top of Eredivisie with a comfortable 6-2 victory against struggling Excelsior.
Ajax increased the pressure on their title rivals PSV Eindhoven by reclaiming top spot in the Eredivisie with a comfortable 4-1 victory at Willem II.
PSV battled back to snatch a 2-2 at Heerenveen thanks to Donyell Malen's goal in the fifth minute of stoppage time.
Feyenoord missed the chance to make ground on the Eredivisie top two after losing 3-1 at PEC Zwolle on Saturday.
PSV Eindhoven opened up a five-point gap at the top of the Eredivisie following a comprehensive 4-0 victory at nine-man Heracles Almelo.
Feyenoord extended their winning streak to five Eredivisie matches after four second-half goals inspired them to a 4-1 victory over Emmen.
PSV Eindhoven remain top of the Eredivisie table despite losing 2-1 at home to Feyenoord on Sunday.
PSV are still yet to drop a point in the Eredivisie after a 13th win from 13 kept them five points clear in the Eredivisie.
Ajax kept the pressure on Eredivisie pace-setters PSV Eindhoven with a comprehensive 7-1 victory over Excelsior at Stadion Woudestein.
Ajax built on their midweek Champions League draw with Bayern Munich by reclaiming second place in the Eredivisie with a 5-0 win over AZ Alkmaar.
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Robin van Persie scored a late winner and was then sent off as Feyenoord kept pace with second-placed Ajax in the Eredivisie with a stormy 2-1 win over Vitesse.
Feyenoord lost ground on the leading duo in the Eredivisie as they had to settle for a 1-1 draw at AZ Alkmaar on Sunday.
Ajax climbed into second place behind Eredivisie leaders PSV Eindhoven by thrashing Vitesse Arnhem 4-0 on the road on Sunday.
Fran Sol scored a hat-trick as Willem II thrashed the previously unbeaten Heracles Almelo 5-0 in the Eredivisie.
Ajax were surprised by Heracles as they were held to a 1-1 draw on the opening weekend of the Eredivisie.
ADO Den Haag and Heerenveen will join Vitesse and Utrecht in the play-offs for the last Europa League spot despite mixed fortunes on the final day.
Former Eredivisie champions FC Twente have been relegated from the league after a thumping 5-0 defeat at Vitesse on Sunday.
Jorrit Hendrix's impressive late strike earned a point for Dutch champions PSV Eindhoven in a 2-2 draw against Roda.
Heracles clinched a third successive win to move into the top half of the Eredivisie as they hit back from a goal down to edge out Twente.