Romans 15:20

being studious however so to preach the gospel, not where Christ had been named, least I should build upon another man's foundation;

2 Corinthians 10:13-16

But we will not glory of things beyond our bounds, but according to the measure of the rule which God hath given to us, a measure to come even unto you.

1 Corinthians 3:9-15

For we are fellow-laborers, the servants of God: and ye are the husbandry of God, ye are the building of God.

Ephesians 2:20-22

being built on the foundation of the apostles and prophets, Jesus Christ himself being the chief corner-stone:

Treasury of Scripture Knowledge

Summary

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

Bible References

So

2 Corinthians 10:14
For we do not stretch ourselves beyond measure, as though we were not commissioned to come unto you; for we have reached even to you also in preaching the gospel of Christ.

Build

1 Corinthians 3:9
For we are fellow-laborers, the servants of God: and ye are the husbandry of God, ye are the building of God.
2 Corinthians 10:13
But we will not glory of things beyond our bounds, but according to the measure of the rule which God hath given to us, a measure to come even unto you.
Ephesians 2:20
being built on the foundation of the apostles and prophets, Jesus Christ himself being the chief corner-stone: