Mark 6:17 in the World English Bible
For Herod himself had sent out and arrested John and bound him in prison for the sake of Herodias, his brother Philip’s wife, for he had married her.
Context
16 But when Herod heard thereof, he said, It is John, whom I beheaded: he is risen from the dead.
17 For Herod himself had sent forth and laid hold upon John, and bound him in prison for Herodias’ sake, his brother Philip’s wife: for he had married her.
18 For John had said unto Herod, It is not lawful for thee to have thy brother’s wife.