Put the cart before the horse
Meaning
Do things in the wrong order.
Usage
Used as a cautionary note.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Agricultural imagery of a cart needing horses to pull it.
Used since the 16th century to warn against premature steps.