3 Nephi 29:3
1830 Edition
and ye need not imagine in your hearts, that the words which have been spoken are vain, for behold, the Lord will remember his covenant which he hath made unto his people of the house of Israel.
Changes
Simple English
You don’t need to think in your hearts that the words spoken are useless. The Lord will remember his promise to his people of Israel.
Paraphrase
Don’t imagine these ancient promises are meaningless. The Lord remembers his covenant with Israel.