Probably from the number of Israel, many Levites was engaged in this service.
Related Commentaries of Deuteronomy 27:14
Deuteronomy 27:14
14 And the Levites shall speak, and say unto all the men of Israel with a loud voice,
Probably from the number of Israel, many Levites was engaged in this service.
14 And the Levites shall speak, and say unto all the men of Israel with a loud voice,