Comprehensive Rules (511.5a)

If multiple triggered effects are waiting to be processed, the player that most recently had priority processes all of his waiting effects in the order of his choosing, followed by the next player in turn order, and so on.

Comprehensive Rules (511.5a)
If multiple triggered effects are waiting to be processed, the player that most recently had priority processes all of his waiting effects in the order of his choosing, followed by the next player in turn order, and so on.