en_tn/mrk/14/63.md

tore his garments

The high priest tore his clothes purposefully to show his outrage and horror at what Jesus has said. Alternate translation: "tore his garments in outrage"

Do we still need witnesses?

This can be written as a statement. Alternate translation: "We certainly do not need any more people who will testify against this man!" (See: rc://en/ta/man/translate/figs-rquestion)