Isaiah 1:19
"If ye be willing and obedient, ye shall eat the good of the land:"
Cross References (ranked by relevance)
Isaiah 3:10
40
Say ye to the righteous, that it shall be well with him: for they shall eat the fruit of their doings.
Joel 2:26
29
And ye shall eat in plenty, and be satisfied, and praise the name of the LORD your God, that hath dealt wondrously with you: and my people shall never be ashamed.
Hebrews 5:9
21
And being made perfect, he became the author of eternal salvation unto all them that obey him;