Original sentence: A sacrament is a Christian rite that mediates divine grace.Among most Protestants, the word mediates would mean only that it is a visible symbol or manifestation of invisible divine grace.Catholics and Eastern Orthodox Christians hold that sacraments are not mere symbols, but cause their recipients to receive divin grace
Edited sentence: A sacrament is a Christian rite that mediates, in the sense of being a visible symbol or manifestation of invisible divine grace