This Bible contradiction is from the EvilBible.com.
All scripture is inspired
2 Timothy 3:16 View context
All scripture [is] given by inspiration of God, and [is] profitable for doctrine, for reproof, for correction, for instruction in righteousness:
Only some scripture is inspired
1 Corinthians 7:6 View context
But I speak this by permission, [and] not of commandment.
1 Corinthians 7:12 View context
But to the rest speak I, not the Lord: If any brother hath a wife that believeth not, and she be pleased to dwell with him, let him not put her away.
2 Corinthians 11:17 View context
That which I speak, I speak [it] not after the Lord, but as it were foolishly, in this confidence of boasting.