When the LORD smelled the pleasant odor, He said to Himself, "Never again will I curse the ground on account of man although man's thoughts are evil from his youth, and never again will I kill every living thing as I did." (AAT)
And when the Lord smelled the pleasing aroma, the Lord said in his heart, "I will never again curse the ground because of man, for the intention of man's heart is evil from his youth. Neither will I ever again strike down every living creature as I have done." (ESV)
And the Lord smelled a soothing aroma. Then the Lord said in His heart, "I will never again curse the ground for man's sake, although the imagination of man's heart is evil from his youth; nor will I again destroy every living thing as I have done." (NKJV)