38  How often did the early church meet for this worship?

1 Corinthians 16:1-2 King James Version (KJV)
1 Now concerning the collection for the saints, as I have given order to the churches of Galatia, even so do ye.
2 Upon the first day of the week let every one of you lay by him in store, as God hath prospered him, that there be no gatherings when I come.

Hebrews 10:25 King James Version (KJV)
25 Not forsaking the assembling of ourselves together, as the manner of some is; but exhorting one another: and so much the more, as ye see the day approaching.

Acts 20:7 King James Version (KJV)
7 And upon the first day of the week, when the disciples came together to break bread, Paul preached unto them, ready to depart on the morrow; and continued his speech until midnight.