Jose Mourinho insists he does not need to prove his worth but highlighted Tottenham's strong run of form as "the champion of the last five matches".
Former Chelsea and Manchester United manager Mourinho replaced Mauricio Pochettino as Spurs head coach in November.
Tottenham have subsequently improved under the Portuguese, yet he has not been able to rescue a top-four spot and Europa League football is far from assured.
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Mourinho has been the subject of some criticism at times, with his side enduring a seven-match winless run either side of the season's suspension and later suffering a costly 3-1 defeat at Sheffield United.