Contradiction with Matthew 7:7
Matthew 26:44 describes persistent prayer, as Jesus prayed three times. Matthew 7:7 emphasizes that asking once will receive an answer.
Matthew 7:7: Ask, and it shall be given you; seek, and ye shall find; knock, and it shall be opened unto you:
Contradiction with Luke 18:1
Matthew 26:44 shows Jesus praying repeatedly, while Luke 18:1 suggests continuous prayer is necessary and effective, though ultimately achieves the same end.
Luke 18:1: And he spake a parable unto them [to this end], that men ought always to pray, and not to faint;
Contradiction with Philippians 4:6
Matthew 26:44 implies a need for repeated prayer for the same request, whereas Philippians 4:6 encourages presenting requests to God, implying trust that one prayer is sufficient.
Philippians 4:6: Be careful for nothing; but in every thing by prayer and supplication with thanksgiving let your requests be made known unto God.
Contradiction with James 1:6
Matthew 26:44 might imply some agitation or uncertainty as Jesus prays multiple times; James 1:6 encourages asking in faith without doubt, suggesting repeated prayer may denote lack of faith.
James 1:6: But let him ask in faith, nothing wavering. For he that wavereth is like a wave of the sea driven with the wind and tossed.