1 Kings 7:6
And he made a porch of pillars; the length thereof was fifty cubits, and the breadth thereof thirty cubits: and the porch was before them: and the other pillars and the thick beam were before them.
Cross-reference
Proverbs 9:1
Allusion
Proverbs 9:1 uses pillars metaphorically for Wisdom's house, echoing the literal pillars of Solomon's porch.