Judg 16:19

וַתְּיַשְּׁנֵ֨הוּ֙ עַל־בִּרְכֶּ֔יהָ וַתִּקְרָ֣א לָאִ֔ישׁ וַתְּגַלַּ֕ח אֶת־שֶׁ֖בַע מַחְלְפ֣וֹת רֹאשׁ֑וֹ וַתָּ֨חֶל֙ לְעַנּוֹת֔וֹ וַיָּ֥סַר כֹּח֖וֹ מֵעָלָֽיו׃

And having lulled him to sleep on her lap, she called a man to shave off the seven braids of his head. In this way she began to subdue him, and his strength left him.