King James Version (KJV)
Hope deferred maketh the heart sick: but when the desire cometh, it is a tree of life.
Modern English
Hope deferred makes the heart sick, but a desire fulfilled is a tree of life.
Hebrew
תּוֹחֶ֣לֶת מְ֭מֻשָּׁכָה מַחֲלָ֣ה לֵ֑ב וְעֵ֥ץ חַ֝יִּ֗ים תַּאֲוָ֥ה בָאָֽה׃
tvoḥelet mmushakah maḥalah leb vʿeṣ ḥayiym taʾavah baʾah