ESV: And Herod and Pilate became friends with each other that very day, for before this they had been at enmity with each other.
NIV: That day Herod and Pilate became friends--before this they had been enemies.
NASB: And so Herod and Pilate became friends with one another that very day; for previously, they had been enemies toward each other.
CSB: That very day Herod and Pilate became friends. Previously, they had been enemies.
NLT: (Herod and Pilate, who had been enemies before, became friends that day.)
KJV: And the same day Pilate and Herod were made friends together: for before they were at enmity between themselves.
NKJV: That very day Pilate and Herod became friends with each other, for previously they had been at enmity with each other.