King James Version (KJV)
His heart is established, he shall not be afraid, until he see his desire upon his enemies.
Modern English
His heart is steady; he will not be afraid, until he looks in triumph on his adversaries.
Hebrew
סָמ֣וּךְ לִ֭בּוֹ לֹ֣א יִירָ֑א עַ֝֗ד אֲשֶׁ֤ר יִרְאֶ֖ה בְצָרָֽיו׃
samvk libvo loʾ yiyraʾ ʿad ʾasher yirʾeh bṣarayv