At least 50 people were killed and 53 others injured in a shooting rampage early on Sunday at an LGBT nightclub in Orlando, the city mayor said.
The gunman, named by officials as Afghan-origin Omar Mateen, 29, was killed by a SWAT team after he took hostages at Pulse, the popular gay night club.
Here's what the Bollywood celebrities had to say:
Rishi Kapoor: Sad, Orlando. Condolences! Hope this does not become political mileage for any. Again one rotten apple story.
Priyanka Chopra: Heartbreaking to hear about the Orlando shooting. May peace come upon this earth. Prayers for the victims and their families. Prayer for love.
Farhan Akhtar: Heart goes out to all families devastated by the Orlando shooting... Your grief is unimaginable and we share it with you. In solidarity.
Ayushmann Khurrana: May the victims of Orlando shooting rest in peace. May god give their kith and kin strength and courage. May this not usher a pro Trump stand.
Sonam Kapoor: Please please stop the hate... "It was times like these when I thought my father, who hated guns and had never been to any wars, was the bravest man who ever lived". ~Harper Lee, To Kill a Mockingbird, Chapter 11 Orlando shooting, tolerate, love, peace, lgbt, all religions lead to one god.
Alia Bhatt: Heartbreaking to hear about the Orlando nightclub shooting! Can just imagine what the families and people are going through. Shocked!!
Sidharth Malhotra: So sad to hear about the massacre in Orlando. My prayers and condolences to the families who lost their loved ones, stop this violence.
Madhur Bhandarkar: Horrified to see the Orlando shooting. My heart goes out to the families and friends of the victims in Orlando. RIP.
Arjun Rampal: Love and prayers for the people of Orlando. God give strength to all the victims, families and friends. Let's all stand tall against terrorism.
Bipasha Basu: Prayers for peace. Orlando shooting.
Sunny Leone: What happened in Orlando towards the gay and lesbian community is absolutely horrible. My love and support goes out to everyone!
Aditi Rao Hydari: Heartbreak. Orlando. Orlando Nightclub Shooting.
Pulkit Samrat: Appalling! Awful! Terrible! Prayers to the Orlando shooting victims and strength to their families!
Tamannaah Bhatia: Heartbreaking to hear about Orlando nightclub shooting, prayers to the all the families who have lost their loved ones.
Kunal Kohli: Orlando nightclub shooting...Prayers to the families of the victims. The US needs a serious review of its gun control policy.
May God rest their souls in Peace!