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.