Contradiction with Ecclesiastes 2:11
Explains that all things done under the sun are vanity and without profit, contrasting the joy and fulfillment in John 15:11.
Ecclesiastes 2:11: Then I looked on all the works that my hands had wrought, and on the labour that I had laboured to do: and, behold, all [was] vanity and vexation of spirit, and [there was] no profit under the sun.
Contradiction with Matthew 10:34
States that Jesus came not to bring peace but a sword, conflicting with the joy and peace mentioned in John 15:11.
Matthew 10:34: Think not that I am come to send peace on earth: I came not to send peace, but a sword.
Contradiction with Ecclesiastes 1:18
Says that in much wisdom is much grief, and he that increases knowledge increases sorrow, contrasting the fullness of joy in John 15:11.
Ecclesiastes 1:18: For in much wisdom [is] much grief: and he that increaseth knowledge increaseth sorrow.
Contradiction with Matthew 16:24
Calls for self-denial and bearing one's cross, which can be seen as opposing the complete joy referenced in John 15:11.
Matthew 16:24: Then said Jesus unto his disciples, If any [man] will come after me, let him deny himself, and take up his cross, and follow me.
Contradiction with Revelation 3:19
Speaks of rebuke and chastening for love, contrasting with the notion of joy in John 15:11.
Revelation 3:19: As many as I love, I rebuke and chasten: be zealous therefore, and repent.