But when they shall lead [you], and deliver you up, (b) take no thought beforehand what ye shall speak, neither (c) do ye premeditate: but whatsoever shall be given you in that hour, that speak ye: for it is not ye that speak, but the Holy Ghost.
(b) We are not forbidden to think beforehand, but we are willed to beware of that pensive carefulness by which men discourage themselves, which proceeds from distrust and lack of confidence and sure hope of God's assistance. See Matthew 6:27
(c) By any kind of made-up and cunning type of story to tell.