Mark 14:1
Now the Passover Festival and the Festival of Unleavened Bread were held two days later. [Note: This was the annual Jewish Festival week commemorating Israel's deliverance from Egyptian bondage under Moses' leadership. The unleavened bread was specially baked bread containing no yeast, which was eaten for seven days as part of the celebration]. And the leading priests and experts in the law of Moses were looking for a way to take Jesus by trickery and kill Him.
Luke 22:2-6
And the leading priests and experts in the law of Moses were looking for a way to kill Jesus because they were afraid of the people [i.e., that people would riot if it were done during the Festival. See Matt. 26:5].
John 11:47
So, the leading priests and the Pharisees assembled the Council [Note: This was the Jewish governing body called "the Sanhedrin"] and said, "What should we do, for this man is performing many [miraculous] signs?
Acts 4:24
And when the disciples heard this report they united their voices to God in prayer [saying]: "O, Lord, You made the heaven, the earth, the sea and everything in them.