וַיִּקַּ֥ח מֹשֶׁ֖ה וְאַהֲרֹ֑ן אֵ֚ת הָאֲנָשִׁ֣ים הָאֵ֔לֶּה אֲשֶׁ֥ר נִקְּב֖וּ בְּשֵׁמֽוֹת׃
И Моисей и Аарон взяли этих людей, на которых указано имя.
Sanhedrin
I could say that it is pronouncing the name, as it is stated (Numbers 1:17), "And Moshe and Aharon took these men that they pronounced (nikvu) by name"; and its prohibition was from here: "You shall fear the Lord, your God" (Deuteronomy 6:13).