Historical Rules · 30 September 2011
Rule 400.4a
Official source text from the 30 September 2011 Rules release
If an instant or sorcery card would enter the battlefield, it remains in its previous zone.
Historical Rules · 30 September 2011
Official source text from the 30 September 2011 Rules release
If an instant or sorcery card would enter the battlefield, it remains in its previous zone.