ESV: At the end of twenty years, in which Solomon had built the two houses, the house of the LORD and the king’s house,
NIV: At the end of twenty years, during which Solomon built these two buildings--the temple of the LORD and the royal palace--
NASB: Now it came about at the end of twenty years in which Solomon had built the two houses, the house of the Lord and the king’s house
CSB: At the end of twenty years, during which Solomon had built the two houses, the Lord's temple and the royal palace--
NLT: It took Solomon twenty years to build the Lord’s Temple and his own royal palace. At the end of that time,
KJV: And it came to pass at the end of twenty years, when Solomon had built the two houses, the house of the LORD, and the king's house,
NKJV: Now it happened at the end of twenty years, when Solomon had built the two houses, the house of the Lord and the king’s house