The Douay Rheims has it the way it was intended.
Jeremiah 17:9 Pravum est cor omnium et inscrutabile quis cognoscet illud.
Sorry yours got it wrong.
Nope, original Hebrew says “deceitful”
You mean the Catholic translation from the greek to the Latin?...Give me the original greek ??
New International Version (©1984)
The heart is deceitful above all things and beyond cure. Who can understand it?
New Living Translation (©2007)
“The human heart is the most deceitful of all things, and desperately wicked. Who really knows how bad it is?
English Standard Version (©2001)
The heart is deceitful above all things, and desperately sick; who can understand it?
New American Standard Bible (©1995)
“The heart is more deceitful than all else And is desperately sick; Who can understand it?
GOD’S WORD® Translation (©1995)
“The human mind is the most deceitful of all things. It is incurable. No one can understand how deceitful it is.
King James Bible
The heart is deceitful above all things, and desperately wicked: who can know it?
American King James Version
The heart is deceitful above all things, and desperately wicked: who can know it?
American Standard Version
The heart is deceitful above all things, and it is exceedingly corrupt: who can know it?
Bible in Basic English
The heart is a twisted thing, not to be searched out by man: who is able to have knowledge of it?
Douay-Rheims Bible
The heart is perverse above all things, and unsearchable, who can know it?
Darby Bible Translation
The heart is deceitful above all things, and incurable; who can know it?
English Revised Version
The heart is deceitful above all things, and it is desperately sick: who can know it?
Webster’s Bible Translation
The heart is deceitful above all things, and desperately wicked: who can know it?
World English Bible
The heart is deceitful above all things, and it is exceedingly corrupt: who can know it?
Young’s Literal Translation
Crooked is the heart above all things, And it is incurable — who doth know it?