King James Version (KJV)
The LORD will strike you on the knees and on the legs with grievous boils of which you cannot be healed, from the sole of your foot to the crown of your head.
Modern English
Yahweh will strike you in the knees and in the legs with a sore boil, of which you can not be healed, from the sole of your foot to the crown of your head.
יַכְּכָהyakekhashall smite thee
בִּשְׁחִיןbishchinwith a sore boil
הַבִּרְכַּיִםhabirkayimthe knees
הַשֹּׁקַיִםhashokayimthe legs
לְהֵרָפֵאleherafeto be healed
קָדְקֳדֶךָqodqodekhathe crown of thy head