Those verses do not speak of the Lotds day, but rather the ot mosaic sabbath.
We are not in the old covenant now.
The church assembled on the first day
You're argument appears to be with the text and perhaps the reason you didn't provide scriputral support for your statements.
Isaiah 58:13 “If you turn away your foot from
the Sabbath,
From doing your pleasure on
My holy day,
And call
the Sabbath a delight,
The holy
day of
the Lord honorable,
And shall honor Him, not doing your own ways,
Nor finding your own pleasure,
Nor speaking
your own words,
The primary day of worship did not change in the scripture or with the apostles.
Acts 18:4 And he reasoned in the synagogue every Sabbath, and persuaded both Jews and Greeks.
Instead of saying we were in church every first day
Acts 13:44 On the next Sabbath almost the whole city came together to hear the word of God.
Instead of staying tomorrow on the first day we will hear the word of God.
Acts 13:42 So when the Jews went out of the synagogue, the Gentiles begged that these words might be preached to them the next Sabbath.
Instead of saying tomorrow on the first day we will preach to you.
Acts 15:21 For Moses has had throughout many generations those who preach him in every city, being read in the synagogues every Sabbath.”
Instead of saying we learn about God's Word on the first day
Acts 17:2 Then Paul, as his custom was, went in to them, and for three Sabbaths reasoned with them from the Scriptures,
Instead of saying Paul's custom was to reason from the scriptures on the first day
It appears the text is what people have conflict with....