Babylonian Talmud, Baba Batra 8b
ומצדיקי הרבים ככוכבים לעולם ועד אלו גבאי צדקה.
The verse, “They who provide tzedakah for the many are like the stars forever and ever” (Dan 12:3), refers to collectors for tzedakah.
Hebrew text retrieved from mechon-mamre.org on October 14, 2013.