He set up the pillars at the vestibule of the temple. He set up the pillar on the south and called its name Jachin, and he set up the pillar on the north and called its name Boaz.
1 Kings 7:21

Hiram named the pillars Jachin and Boaz, seemingly representing opposite concepts: permanence and agility. If the pillars represent God's judgment and the pomegranates represent reconciliation, the names of the pillars could indicate a similar contrasts.