וּמִן־בְּנֵי֙ יִשְׂרָאֵ֔ל אֲ֠שֶׁר לֹא־נָתַ֧ן שְׁלֹמֹ֛ה לַעֲבָדִ֖ים לִמְלַאכְתּ֑וֹ כִּי־הֵ֜מָּה אַנְשֵׁ֤י מִלְחָמָה֙ וְשָׂרֵ֣י שָׁלִישָׁ֔יו וְשָׂרֵ֥י רִכְבּ֖וֹ וּפָרָשָֽׁיו׃ (פ)
But of the children of Israel did Solomon make no servants for his work; but they were men of war, and chief of his captains, and rulers of his chariots and of his horsemen.
Rashi
to gather the strangers who had converted, because he did not wish to make Israelites perform rigorous labor. And so we find with Solomon below (II Chron. 2:1): “And Solomon counted, etc.”; (ibid. verse 17): “And he made of them seventy thousand who bear burdens.” And it is written further (ibid. 8:7): “And all the people remaining from the Hittites, etc., who were not of Israel, etc.”; (ibid. verse 9): “And of the Children of Israel, whom Solomon did not make slaves, etc.”