6When Pilate heard it, he asked whether the man was a Galilean. 7And when he learned that He belonged to Herod's jurisdiction, he sent Him to Herod, who himself also was in Jerusalem at that time.
Luk_23:6 This is a first class conditional sentence. Pilate assumed Jesus was from Galilee.
Luk_23:7 "Herod's jurisdiction" This refers to Herod Antipas. See Special Topic: Herod the Great and His Family at Luk_3:1.
▣"who himself also was in Jerusalem at that time" Passover was one of the three major annual Jewish feasts (cf. Leviticus 23). All Jewish males were expected to attend. Certainly all Jewish leaders would be present.