It was known ... - , Matthew 27:8. The scene in the temple; the acts of the priests in purchasing the field, etc., would make it known; and the name of the field would preserve the memory of the guilt of Judas.
Their proper tongue - The language spoken by the Jews the Syro-Chaldaic.
Aceldama - This is composed of two Syro-Chaldaic words, and means literally, the field of blood.