New Revised Standard Version
For we rejoice when we are weak and you are strong. This is what we pray for, that you may become perfect.

Contemporary English Version
Even though we are weak, we are glad that you are strong, and we pray you will do even better.

New American Bible
For we rejoice when we are weak but you are strong. What we pray for is your improvement.

Douay-Rheims Bible
For we rejoice that we are weak and you are strong. This also we pray for, your perfection.

For we rejoice that we are weak and you are strong. This also we pray for, your perfection.

when.

2 Corinthians 13:8 For we can do nothing against the truth: but for the truth.

2 Corinthians 11:30 If I must needs glory, I will glory of the things that concern my infirmity.

2 Corinthians 12:5-10 For such an one I will glory: but for myself I will glory nothing but in my infirmities. . . .

1 Corinthians 4:10 We are fools for Christs sake, but you are wise in Christ: we are weak, but you are strong: you are honourable, but we without honour.

even.

2 Corinthians 13:7,11 Now we pray God that you may do no evil, not that we may appear approved, but that you may do that which is good and that we may be as reprobates. . . .

2 Corinthians 7:1 Having therefore these promises, dearly beloved, let us cleanse ourselves from all defilement of the flesh and of the spirit, perfecting sanctification in the fear of God.

Ephesians 4:13 Until we all meet into the unity of faith and of the knowledge of the Son of God, unto a perfect man, unto the measure of the age of the fulness of Christ:

Philippians 3:12-15 Not as though I had already attained, or were already perfect: but I follow after, if I may by any means apprehend, wherein I am also apprehended by Christ Jesus. . . .

Colossians 1:28 Whom we preach, admonishing every man and teaching every man in all wisdom, that we may present every man perfect in Christ Jesus.

Colossians 4:12 Epaphras saluteth you, who is one of you, a servant of Christ Jesus, who is always solicitous for you in prayers, that you may stand perfect and full in all the will of God.

1 Thessalonians 3:10 Night and day more abundantly praying that we may see your face and may accomplish those things that are wanting to your faith?

2 Timothy 3:17 That the man of God may be perfect, furnished to every good work.

Hebrews 6:1 Wherefore, leaving the word of the beginning of Christ, let us go on to things more perfect: not laying again the foundation of penance from dead works and of faith towards God,

Hebrews 12:23 And to the church of the firstborn who are written in the heavens, and to God the judge of all, and to the spirits of the just made perfect,

Hebrews 13:21 Fit you in all goodness, that you may do his will; doing in you that which is well pleasing in his sight, through Jesus Christ, to whom is glory for ever and ever. Amen.

1 Peter 5:10 But the God of all grace, who hath called us unto his eternal glory in Christ Jesus, after you have suffered a little, will himself perfect you and confirm you and establish you.