סָגַר אֶת הָאֻורְוָוה אַחֲרֵי שֶׁהַסּוּסִים בָּרְחוּ

ביטוי (אנגלית)

Shut the stable after the horses have fled/ It's too late to shut the stable door after the horse has bolted

הגדרה (אנגלית)

To try to fix a problem only after the damage has already been done; to act too late.

(Modern Hebrew)