This Bible contradiction is from the Skeptic's Annotated Bible.
We should love others.
Leviticus 19:17 View context
Thou shalt not hate thy brother in thine heart: thou shalt in any wise rebuke thy neighbour, and not suffer sin upon him.
1 John 3:15 View context
Whosoever hateth his brother is a murderer: and ye know that no murderer hath eternal life abiding in him.
1 John 4:20-21 View context
If a man say, I love God, and hateth his brother, he is a liar: for he that loveth not his brother whom he hath seen, how can he love God whom he hath not seen?
And this commandment have we from him, That he who loveth God love his brother also.
We should hate some people.
Luke 14:26 View context
If any [man] come to me, and hate not his father, and mother, and wife, and children, and brethren, and sisters, yea, and his own life also, he cannot be my disciple.