en_tn/heb/12/17.md

he was rejected

This can be stated in active form. Alternate translation: "his father, Isaac, refused to bless him" (See: rc://en/ta/man/translate/figs-activepassive)

because he found no opportunity for repentance

The abstract noun "repentance" can be translated with a verbal phrase. Alternate translation: "because it was not possible for him to repent" or "because it was not possible for him to change his decision" (See: rc://en/ta/man/translate/figs-abstractnouns)

even though he sought it with tears

Here "he" refers to Esau.