וְחָרָ֨ה אַף־יְהוָ֜ה בָּכֶ֗ם וְעָצַ֤ר אֶת־הַשָּׁמַ֙יִם֙ וְלֹֽא־יִהְיֶ֣ה מָטָ֔ר וְהָ֣אֲדָמָ֔ה לֹ֥א תִתֵּ֖ן אֶת־יְבוּלָ֑הּ וַאֲבַדְתֶּ֣ם מְהֵרָ֗ה מֵעַל֙ הָאָ֣רֶץ הַטֹּבָ֔ה אֲשֶׁ֥ר יְהוָ֖ה נֹתֵ֥ן לָכֶֽם׃
여호와께서 너희에게 진노하사 하늘을 닫아 비를 내리지 아니하여 땅으로 소산을 내지 않게 하시므로 너희가 여호와의 주신 아름다운 땅에서 속히 멸망할까 하노라
Rashi
את יבולה [THE GROUND WILL NOT GIVE] ITS יבול — it will not yield even as much as what you have brought (יבול) to it (even the same quantity of seed you have sown in it), just as it is said, (Hag. 1:6) “You sow much, but bring in little” (Sifrei Devarim 43:28; cf. Rashi on Leviticus 26:20).
Ibn Ezra
I have already explained the word its produce [comment on Leviticus 26: 4].
Sforno
and as a result of such a development ואבדם מהרה, from hunger, which is a more painful death than dying by the sword.. Therefore, remain on guard!