hardhearted

3 occurrences across the corpus

King James Version

Ezekiel 3:7

But the house of Israel will not hearken unto thee; for they will not hearken unto me: for all the house of Israel are impudent and hardhearted.

OT Pseudepigrapha

The First Book of Adam and Eve 76:1

A ND the children began to wax stronger, and to grow in stature; but Cain was hardhearted, and ruled over his younger brother.

The Story of Ahikar 3:58

But when Nadan, the foolish, the ignorant, the hardhearted, went to the house of his uncle, he neither wept nor sorrowed nor wailed, but assembled heartless and dissolute people and set about eating and drinking. [*1]