יְגִ֣יעַ כַּ֭פֶּיךָ כִּ֣י תֹאכֵ֑ל אַ֝שְׁרֶ֗יךָ וְט֣וֹב לָֽךְ׃
Wenn du deiner Hände Arbeit genießest, wohl dir, du hast es gut.
Rashi on Psalms
If...the toil of your hands He who benefits from the toil of his hands inherits two worlds. In Tractate Berachoth (8a).