The Hebrew word aton (אָתוֹן) refers specifically to a female donkey (she-ass), in contrast to chamor (H2543), the general term for donkey. The female donkey was prized in the ancient world for her gentleness, sure-footedness, and faithfulness as a work animal and means of transport. She appears in several pivotal biblical narratives and prophetic contexts.
The most famous appearance of aton is Balaam's donkey in Numbers 22, where God opens the mouth of a she-donkey to rebuke a prophet for his greed and disobedience — a striking reversal where an animal sees more clearly than the seer. Zechariah 9:9 prophesies the Messiah entering Jerusalem "on a donkey, on a colt, the foal of a donkey" (aton), fulfilled in Jesus's triumphal entry (Matthew 21:5). The donkey thus becomes a symbol of humility, peace, and messianic servanthood — a king who comes not on a warhorse but on a humble beast.