Adam kept things to the point with his Instagram snap, titling it simply: ‘Dusty Rose Levine 9/21/16.
Behati shared their joy too, saying: ‘words cannot describe’ alongside a heart emoji.
Some were quick to mock Adam recently cancelled tour dates with his band in order to prepare for the birth of his first child.
‘I wanted to reach out to you personally and apologise for the recent development in our tour where we had to cancel some shows,’ he said.
The couple tied the knot in Mexico in 2014 after two years of dating.