Even though this hearing, or grand jury investigation, took place at night, the Sanhedrin found witnesses against Jesus. It seems that they had been planning their case for the prosecution carefully. However the witnesses, who testified separately in Jewish trials, contradicted each other. Consequently their testimony was useless (cf. Numbers 35:30; Deuteronomy 17:6; Deuteronomy 19:15). [source][source][source]
"It is harder to agree on a consistent lie than to tell the simple truth." [1][source]