Luke 6:7

6:7 The experts in the law and the Pharisees watched Jesus closely to see if he would heal on the Sabbath, so that they could find a reason to accuse him.

Luke 14:1

Healing Again on the Sabbath

14:1 Now one Sabbath when Jesus went to dine at the house of a leader of the Pharisees, they were watching him closely.

Luke 20:20

Paying Taxes to Caesar

20:20 Then they watched him carefully and sent spies who pretended to be sincere. They wanted to take advantage of what he might say so that they could deliver him up to the authority and jurisdiction of the governor.