בְּ֭נִי אִם־עָרַ֣בְתָּ לְרֵעֶ֑ךָ תָּקַ֖עְתָּ לַזָּ֣ר כַּפֶּֽיךָ׃
My son, if thou art become surety for thy neighbour, If thou hast struck thy hands for a stranger—
Read halakhic rulings (Jewish law) on Proverbs 6:1 from the Mishneh Torah and classical halakhic sources, free online.