King James Version (KJV)
How he sware unto the LORD, and vowed unto the mighty God of Jacob;
Modern English
how he swore to the LORD and vowed to the Mighty One of Jacob,
Hebrew
אֲשֶׁ֤ר נִשְׁבַּ֣ע לַ֭יהוָה נָדַ֣ר לַאֲבִ֣יר יַעֲקֹ֑ב׃
ʾasher nishbaʿ layhvah nadar laʾabiyr yaʿaqob