On Wednesday night, she posted an Instagram photo of the Eiffel Tower with the message: "First show back tonight".
According to ITV, proceeds from the single will go to British Red Cross' We Love Manchester Fund, dedicated to people "bereaved or injured in the terror attack" that killed 22 last month.
'Thinking of our angels every step of the way. "I love you with all my heart", the 23-year-old singer wrote. Grateful for and incredibly proud of my band, dancers and entire crew. I love you I love you'.More news: After London attack, May faces election heat over police cuts
But she returned to the city on Sunday for an all-star benefit concert for victims that raised some $3 million. "Je t'aime. Grateful to be back".
Even before Tuesday's Notre Dame attack, police had announced a significant deployment planned for the USA star's show, noting its "powerful symbolic context". Security staff searched all bags and police with sniffer dogs guarded the venue. Backpacks were also reportedly banned from the venue.
After the terror attack, which occurred at the Manchester Arena, Grande immediately flew home to Florida and postponed her mammoth tour.More news: Kuwait seeks to mediate Arab crisis over Qatar
Ariana Grande is finally ready to dust off the microphone and resume her tour.
Ariana Grande's Manager Scooter Braun said "I Choose to Live Rather Than Be Afraid", when asked about the "One Love Manchester" concert's security concerns.
Featuring the likes of Miley Cyrus, Katy Perry, Justin Bieber and Pharrell Williams, it raised over Dollars 13 million for victims and families affected by the bombing.More news: Best new Apple WatchOS 4 watch faces coming in 2017