Luke 15:6-7, 9-10

And when he comes home, he calls together his friends and neighbors, saying to them, ‘Rejoice with me, for I have found my sheep which was lost!’ I say to you that likewise there will be more joy in heaven over one sinner who repents than over ninety-nine just persons who need no repentance.

And when she has found it, she calls her friends and neighbors together, saying, ‘Rejoice with me, for I have found the piece which I lost!’ Likewise, I say to you, there is joy in the presence of the angels of God over one sinner who repents.”