Contradiction with Isaiah 25:8
This verse speaks of God wiping away tears, suggesting comfort and relief, contrasting the continued grief expressed in Psalms 6:7.
Isaiah 25:8: He will swallow up death in victory; and the Lord GOD will wipe away tears from off all faces; and the rebuke of his people shall he take away from off all the earth: for the LORD hath spoken [it].
Contradiction with Revelation 21:4
In this verse, there is a promise of no more tears or sorrow, which contradicts the ongoing weeping and anguish in Psalms 6:7.
Revelation 21:4: And God shall wipe away all tears from their eyes; and there shall be no more death, neither sorrow, nor crying, neither shall there be any more pain: for the former things are passed away.
Contradiction with John 16:20
Jesus promises that sorrow will turn into joy, differing from the persistent weeping and eye wasting away in Psalms 6:7.
John 16:20: Verily, verily, I say unto you, That ye shall weep and lament, but the world shall rejoice: and ye shall be sorrowful, but your sorrow shall be turned into joy.
Contradiction with Psalm 30:5
This verse mentions that weeping may endure for a night, but joy comes in the morning, in contrast to the unrelieved sorrow described in Psalms 6:7.
Psalm 30:5: For his anger [endureth but] a moment; in his favour [is] life: weeping may endure for a night, but joy [cometh] in the morning. [his anger...: Heb. there is but a moment in his anger] [for a night: Heb. in the evening] [joy: Heb. singing]