Originally Posted by
DDDevilz
It sounds like it would work, but it really doesn't. The initial heal will be increased, but the Beacon of Light heal for what the Holy Light would have healed for without the increased healing effects. Blizzard fixed this awhile ago when people were doing this exact thing to keep tanks alive easier on single tank fights. This still sort of works, however, because the Glyph of Holy Light splash was still being increased by Blood of the Rhino.
Plus, this isn't even an exploit (assuming it worked in the first place).