Joshua 5:3

And Joshua made him sharp knives, and circumcised the children of Israel at the hill of the foreskins. {sharp...: or, knives of flints} {the hill...: or, Gibeah-haaraloth}

Joshua made himself flint knives, and circumcised the sons of Israel at the hill of the foreskins.

וַיַּעַשׂ־ל֥וֹ יְהוֹשֻׁ֖עַ חַֽרְב֣וֹת צֻרִ֑ים וַיָּ֙מָל֙ אֶת־בְּנֵ֣י יִשְׂרָאֵ֔ל אֶל־גִּבְעַ֖ת הָעֲרָלֽוֹת׃

vayaʿas-lvo yhvoshuʿa ḥarbvot ṣuriym vayamal ʾet-bney yishraʾel ʾel-gibʿat haʿaralvot