An "undeserved gift" refers to receiving something unexpectedly or without having earned or deserved it.
Sentences with «undeserved gift»
We believe individuals are saved by grace through faith and that baptism is the outward sign of one's acceptance of the free, undeserved gift of salvation. (bethesdaworkshops.org)
I believe a woman is undeserved gift from God to a man and she supposed to be loved, cherished and protected... (cowboymate.com)