Barnes New Testament Notes

Verse 19. It was known, etc. Mt 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."