Pop star Ariana Grande has broken her silence about the horrific bombing that killed at least 22 concert-goers and injured around 60 others after her concert in Manchester, England on Monday night.

The 23-year-old American singer at nearly 3 a.m. local time, which read: 鈥渂roken. from the bottom of my heart, i am so so sorry. i don鈥檛 have words.鈥�

The star鈥檚 manager, Scooter Braun, also of condolences to the victims of the bombing.

鈥淲ords cannot express our sorrow for the victims and families harmed in this senseless attack,鈥� the statement said. 鈥淲e mourn the lives of children and loved ones taken by this cowardly act.鈥�

A representative for Grande confirmed to multiple media outlets that she was unharmed when a suicide bomber blew himself up in the foyer of the Manchester Arena at around 10:30 p.m. local time just as young fans were leaving the venue after the singer鈥檚 performance had finished.

There are unconfirmed reports that the pop star has cancelled the remaining shows of her 鈥淒angerous Woman鈥� tour. Her next concerts were slated for Thursday and Friday at the Q2 Arena in London.

that they were waiting for further information from the promoters of Grande鈥檚 tour on the status of the shows.