Cindy McCain mourned the loss of her husband, Sen. John McCain, R-Ariz., on Saturday night, saying he passed away on “his own terms” and surrounded by those closest to him.

“My heart is broken. I am so lucky to have lived the adventure of loving this incredible man for 38 years. He passed the way he lived, on his own terms, surrounded by the people he loved, in the the place he loved best,” Cindy McCain tweeted.