King James Version (KJV)
The beginning of the words of his mouth is foolishness: and the end of his talk is mischievous madness.
Modern English
The beginning of the words of his mouth is foolishness, and the end of his talk is evil madness.
Hebrew
תְּחִלַּ֣ת דִּבְרֵי פִ֔יהוּ סִכְל֑וּת וְאַחֲרִ֣ית פִּ֔יהוּ הוֹלֵל֖וּת רָעָֽה׃
tḥilat dibrey piyhv siklvt vʾaḥariyt piyhv hvolelvt raʿah