The chief priests and the whole Sanhedrin1 were looking for evidence against Jesus so that they could put him to death, but they did not find any.
References for Mark 14:55
Many testified falsely against him, but their statements did not agree.
Then some stood up and gave this false testimony against him:
"We heard him say, 'I will destroy this man-made temple and in three days will build another,2 not made by man.' "
References for Mark 14:58
Yet even then their testimony did not agree.
Then the high priest stood up before them and asked Jesus, "Are you not going to answer? What is this testimony that these men are bringing against you?"
But Jesus remained silent and gave no answer.3 Again the high priest asked him, "Are you the Christ, the Son of the Blessed One?"4
References for Mark 14:61
"I am," said Jesus. "And you will see the Son of Man sitting at the right hand of the Mighty One and coming on the clouds of heaven."5
References for Mark 14:62
The high priest tore his clothes.6 "Why do we need any more witnesses?" he asked.
References for Mark 14:63
"You have heard the blasphemy. What do you think?" They all condemned him as worthy of death.7
References for Mark 14:64