Di Maria's PSG team-mates Ezequiel Lavezzi and David Luiz were also playing in Friday's 1-1 at the Monumental Stadium in Buenos Aires, where a minute's silence was held before kick-off to honor victims of the violence.
Paris terror attacks kill more than 120; France declares emergency state
"I'd only just heard about what happened," said Di Maria.
"It's incredible. These things have to stop," the midfielder added.
Lavezzi, who scored Argentina's goal in the draw, meanwhile took to Twitter to express his sorrow at the attacks.
Di Maria admits desperation to leave Man Utd
"Pray for Paris," the forward wrote above a viral image of an eye tinted by the colors of the French tricolore.
Recemos por París#PrayForParis pic.twitter.com/j6T8MNYuTc
— Ezequiel Lavezzi (@PochoLavezzi) November 14, 2015
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