John Gill Commentary 2 Chronicles 9:1

"And when the queen of Sheba heard of the fame of Solomon, she came to prove Solomon with hard questions at Jerusalem, with a very great train, and camels that bare spices, and gold in abundance, and precious stones: and when she was come to Solomon, she communed with him of all that was in her heart." — 2 Chronicles 9:1 (ASV)

2 Chronicles 10:2

(See Gill on 1 Kings 10:1).