Numbers 31:40 (BSB)

and 16,000 people, including a tribute to the LORD of 32.

From Numbers 31. Also in the ESV.

Commentary on Numbers 31:40

• Geneva Bible Notes (Reformed), Geneva Bible Study Notes on Numbers 31:40: And the persons [were] sixteen thousand; of which the LORD'S tribute [was] thirty and two persons. (n) Meaning, of the maids, or virgins who had not slept with a man.
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on Numbers 31:31-47: Num 31:31-47 The booty, viz., “the rest of the booty, which the men of war had taken,” i.e., all the persons taken prisoners that had not been put to death, and all the cattle taken as booty that had not been consumed during the march home, amounted to 675,000 head of small cattle, 72,000 oxen, 61,000 asses, and 32,000 maidens.