en_tn_condensed/heb/03/10.md

forty years

"40 years" (See: rc://en/ta/man/jit/translate-numbers)

I was angry

"I was greatly unhappy"

They have always gone astray in their hearts

Here "gone astray in their hearts" is a metaphor for not being loyal to God. Here "hearts" is a metonym for minds or desires. Alternate translation: "They have always rejected me" or "They have always refused to obey me" (See: rc://en/ta/man/jit/figs-metaphor and rc://en/ta/man/jit/figs-metonymy)

They have not known my ways

This speaks of a manner of conducting one's life as if it were a way or a path. Alternate translation: "They have not understood how I want them to conduct their lives" (See: rc://en/ta/man/jit/figs-metaphor)