Matthew 2:16

Then Herod, when he saw that he was mocked of the wise men, was exceeding wroth, and sent forth, and slew all the children that were in Bethlehem, and in all the coasts thereof, from two years old and under, according to the time which he had diligently enquired of the wise men.

Then Herod, when he saw that he was mocked by the wise men, was exceedingly angry, and sent out and killed all the male children who were in Bethlehem and in all the surrounding countryside, from two years old and under, according to the exact time which he had learned from the wise men.