This Bible contradiction is from the EvilBible.com.
David's throne was to endure forever
Psalms 89:35-37 View context
Once have I sworn by my holiness that I will not lie unto David.
His seed shall endure for ever, and his throne as the sun before me.
It shall be established for ever as the moon, and [as] a faithful witness in heaven. Selah.
David's throne was cast down
Psalms 89:44 View context
Thou hast made his glory to cease, and cast his throne down to the ground.