Mark 6:19
Herodias had a grudge against him; she wanted him killed but she could not manage it,
Mark 6:24-26
So she went out and said to her mother, "What am I to ask?" "John the Baptizer's head," she answered.
Luke 4:29
they rose up, put him out of the town, and brought him to the brow of the hill on which their town was built, in order to hurl him down.
Acts 20:3
where he spent three months. Just as he was on the point of sailing for Syria, the Jews laid a plot against him. He therefore resolved to return through Macedonia.
Acts 23:21
Now do not let them persuade you. More than forty of them are lying in ambush for him, and they have taken a solemn oath neither to eat nor to drink till they have murdered him. They are all ready at this moment, awaiting your consent."