This Bible contradiction is from the Skeptic's Annotated Bible.

Verses

Yes, he was the meekest man who ever lived.

Numbers 12:3 View context

(Now the man Moses [was] very meek, above all the men which [were] upon the face of the earth.)

No, he was vicious and cruel.

Numbers 31:14-18 View context

And Moses was wroth with the officers of the host, [with] the captains over thousands, and captains over hundreds, which came from the battle.

And Moses said unto them, Have ye saved all the women alive?

Behold, these caused the children of Israel, through the counsel of Balaam, to commit trespass against the LORD in the matter of Peor, and there was a plague among the congregation of the LORD.

Now therefore kill every male among the little ones, and kill every woman that hath known man by lying with him.

But all the women children, that have not known a man by lying with him, keep alive for yourselves.