King James Version (KJV)
Their heart is as fat as grease; but I delight in thy law.
Modern English
their heart is unfeeling like fat, but I delight in your law.
Hebrew
טָ֭פַשׁ כַּחֵ֣לֶב לִבָּ֑ם אֲ֝נִ֗י תּוֹרָתְךָ֥ שִׁעֲשָֽׁעְתִּי׃
ṭapash kaḥeleb libam ʾaniy tvoratka shiʿashaʿtiy