The Parable of the Lost Sheep
15 Then all the tax collectors and the sinners drew near to Him to hear Him. 2 And the Pharisees and scribes complained, saying, “This Man [a]receives sinners and eats with them.” 3 So He spoke this parable to them, saying:
4 “What man of you, having a hundred sheep, if he loses one of them, does not leave the ninety-nine in the wilderness, and go after the one which is lost until he finds it? 5 And when he has found it, he lays it on his shoulders, rejoicing. 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!’ 7 I say to you that likewise there will be more joy in heaven over one sinner who repents than over ninety-nine [b]just persons who need no repentance.
https://www.biblegateway.com/passage/?search=Luke+15&version=NKJV
Philippians 4
English Standard Version
4 Therefore, my brothers,[a] whom I love and long for, my joy and crown, stand firm thus in the Lord, my beloved.
Exhortation, Encouragement, and Prayer
2 I entreat Euodia and I entreat Syntyche to agree in the Lord. 3 Yes, I ask you also, true companion,[b] help these women, who have labored[c] side by side with me in the gospel together with Clement and the rest of my fellow workers, whose names are in the book of life.
4 Rejoice in the Lord always; again I will say, rejoice. 5 Let your reasonableness[d] be known to everyone. The Lord is at hand; 6 do not be anxious about anything, but in everything by prayer and supplication with thanksgiving let your requests be made known to God. 7 And the peace of God, which surpasses all understanding, will guard your hearts and your minds in Christ Jesus.
8 Finally, brothers, whatever is true, whatever is honorable, whatever is just, whatever is pure, whatever is lovely, whatever is commendable, if there is any ...