Luke 15:7

15:6 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!'

15:7 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.

15:8 "Or what woman, having ten silver coins, if she loses one coin, does not light a lamp, sweep the house, and search carefully until she finds it?