C. F. Keil and Franz Delitzsch on 1 Kings 10:10

1Ki 10:10

She thereupon presented to Solomon a hundred and twenty talents of gold (more than three million thalers nearly half a million sterling - Tr.]), and a very large quantity of spices and precious stones. The בּשׂמים probably included the genuine balsam of Arabia, even if בּשׂם was not the specific name of the genuine balsam. “There never more came so much of such spices of Jerusalem.” Instead of לרב עוד...בּא לא we find in the Chronicles, 1Ki 10:9, simply היה לא, “there was nothing like this balsam,” which conveys the same meaning though expressed more indefinitely, since ההוּא ecni כּבּשׂם points back to the preceding words, “balsam (spices) in great quantity.”It was this which gave rise to the legend in Josephus (Ant. viii. 6, 6), that it was through this queen that the root of the true balsam (Opobalsamum), which was afterwards cultivated in gardens at Jericho and Engedi, was first of all brought to Palestine (cf. Movers, Phönizier, ii. 3, p. 226ff..