Ezekiel 44:5

And the LORD said unto me, Son of man, mark well, and behold with thine eyes, and hear with thine ears all that I say unto thee concerning all the ordinances of the house of the LORD, and all the laws thereof; and mark well the entering in of the house, with every going forth of the sanctuary. {mark well: Heb. set thine heart} {mark well: Heb. set thine heart}