15:4 - For whatsoever things were written in old times were written for our learning, that we through patience and comfort of the scriptures might have hope.

Clement of Alexandria Stromata Book IV
"For what things the Scripture speaks were written for our instruction, that we, through patience and the consolation of the Scriptures, might have the hope of consolation."[21]
The First Epistle of Pope Fabian
And this, too, we urge you all to do, so that no doubt or questioning of these things may arise in later times; "for whatsoever things were written, were written for our learning."[1]

15:5 - Now the God of patience and consolation grant you to be likeminded one toward another according to Christ Jesus:

Tertullian On Modesty
-derided, namely, by such as flatter His goodness-and who, albeit "patient,"[36]

15:12 - And again, Isaiah says, There shall be a root of Jesse, and he that shall rise to reign over the Gentiles; in him shall the Gentiles trust.

Tertullian On the Resurrection of the Flesh
and sometimes as about to hope and "trust in the name"[462]

15:13 - Now the God of hope fill you with all joy and peace in believing, that all of you may abound in hope, through the power of the Holy Spirit.

Clement of Alexandria Stromata Book IV
If, then, this God, to whom we bear witness, be as He is, the God of hope, we acknowledge our hope, speeding on to hope, "saturated with goodness, filled with all knowledge."[77]
Pseudo-Gregory Thaumaturgus A Sectional Confession of Faith
And again: "Now the God of hope fill you with all joy and peace in believing, that ye may abound in hope, by the power of the Holy Ghost."[50]

15:15 - Nevertheless, brethren, I have written the more boldly unto you in some sort, as putting you in mind, because of the grace that is given to me of God,

1 Clement
Where and by whom He desires these things to be done, He Himself has fixed by His own supreme will, in order that all things being piously done according to His good pleasure, may be acceptable unto Him.[175]
Dialogue of Justin
, of our sins; and being vehemently inflamed by the word of His calling, we are the true high priestly race of God, as even God Himself bears witness, saying that in every place among the Gentiles sacrifices are presented to Him well-pleasing and pure. Now God receives sacrifices from no one, except through His priests.[441]
Pseudo-Gregory Thaumaturgus A Sectional Confession of Faith
to make the Gentiles obedient, by word and deed, through mighty signs and wonders, by the power of the Holy Spirit."[52]
Archelaus Acts of the Disputation with the Heresiarch Manes
the Gospel of God."[333]

15:16 - That I should be the minister of Jesus Christ to the Gentiles, ministering the gospel of God, that the offering up of the Gentiles might be acceptable, being sanctified by the Holy Spirit.

Epistle of Ignatius to Hero, a Deacon of Antioch
Do nothing without the bishops; for they are priests, and thou a servant of the priests. They baptize, offer sacrifice,[16]
Cyprian Epistle IV
Take counsel, therefore, and see that this may be more safely managed with moderation, so that the presbyters also, who there offer[3]
Cyprian Epistle IX
In the meanwhile, let those certain ones among you who are rash and incautious and boastful, and who do not regard man, at least fear God, knowing that, if they shall persevere still in the same course, I shall use that power of admonition which the Lord bids me use; so that they may meanwhile be withheld from offering,[10]

15:18 - For I will not dare to speak of any of those things which Christ has not wrought by me, to make the Gentiles obedient, by word and deed,

Archelaus Acts of the Disputation with the Heresiarch Manes
And again: "For I will not dare to speak of any of those things which Christ hath not wrought by me by word and deed."[335]

15:19 - Through mighty signs and wonders, by the power of the Spirit of God; so that from Jerusalem, and round about unto Illyricum, I have fully preached the gospel of Christ.

Epistle of Ignatius to the Tarsians
For ye are the fellow-citizens as well as the disciples of Paul, who "fully preached the Gospel from Jerusalem, and round about unto Illyricum,"[9]
Origen Against Celsus Book VII
It was thus that Paul lent to all the nations that he visited, "carrying the Gospel of Christ from Jerusalem, and round about unto Illyricum."[36]
Acts of the Holy Apostles Peter and Paul
For as many things as belong to peace and love, these have I taught. Round about from Jerusalem, and as far as Illyricum,[27]
Origen Commentary on John Book V
But he who was made fit to be a minister of the New Covenant, not of the letter, but of the spirit, Paul, who fulfilled the Gospel from Jerusalem round about to Illyricum,[5]

15:20 - Yea, so have I strived to preach the gospel, not where Christ was named, lest I should build upon another man's foundation:

Pseudo-Gregory Thaumaturgus A Sectional Confession of Faith
I have therefore whereof I may glory through Jesus Christ in those things which pertain to God. For I dare not to speak of any of those things which Christ hath not wrought by me,[51]
The Teaching of Simon Cephas In the City of Rome
And, when there was great rejoicing at his teaching, he built churches there, in Rome and in the cities round about, and in all the villages of the people of Italy; and he served there in the rank of the Superintendence of Rulers twenty-five years.[17]

15:27 - It has pleased them verily; and their debtors they are. For if the Gentiles have been made partakers of their spiritual things, their duty is also to minister unto them in carnal things.

Didache
Thou shalt not turn away from him that is in want, but thou shalt share all things with thy brother, and shalt not say that they are thine own; for if ye are partakers in that which is immortal, how much more in things which are mortal?[49]

15:29 - And I am sure that, when I come unto you, I shall come in the fullness of the blessing of the gospel of Christ.

Clement of Alexandria Stromata Book V
" "For I know," says the apostle, "that when I come to you, I shall come in the fulness of the blessing of Christ; "[123]