# Ezra had established his heart to study
Establishing his heart represents firmly deciding or committing himself to do something. Alternate translation: "Ezra committed his life to study" (See: [[rc://en/ta/man/jit/figs-metaphor]])
# carry out
"obey"
# the law of Yahweh and to carry out and teach its statutes and decrees
These were the laws that God passed down to Israel through Moses.