“She gave me the ultimate gift and sacrifice by donating her kidney to me.

I am incredibly blessed.

I love you so much, sis.”

Selena Gomez and Francia Raisa posing at an event

“I actually got the date of when I got my kidney transplant,” she said.

“And [I] did that with the girl that gave me the kidney” (viaSeventeen).

Earlier this month, both Gomez and Raisa spoke out on World Kidney Day, as reported byPeople.

Selena Gomez and Francia Raisa in their hospital beds

Raisa posted aTwitter threadto raise awareness about kidney diseases, which was retweeted by Gomez.

“Thank you for blessing me.

I am forever grateful to you,” Gomezwrote.