Every distinct wording since 2010, newest first.
September 25, 2020 · Zendikar Rising
If an ability triggers on damage being dealt by a specific source or sources, and the effect refers to the “damage dealt,” it refers only to the damage dealt by the specified sources and not to any damage dealt at the same time by other sources.
May 3, 2019 · War of the Spark
If an effect gives a player the option to reveal a card as they draw it, that player may look at that card as they draw it before choosing whether to reveal it.