en_tn_condensed/deu/29/19.md

that person

The person described in verse 18.

bless himself in his heart

"congratulate himself" or "encourage himself"

though I walk in the stubbornness of my heart

"even though I still refuse to obey Yahweh"

This would destroy the wet together with the dry

"This would cause Yahweh to destroy both the righteous people and the wicked people in the land"