The Apostle Paul
Romans 14:5ESV·traditional attribution

One person esteems one day as better than another, while another esteems all days alike. Each one should be fully convinced in his own mind.

John Calvin Reformed @genevareformer

5. One indeed, etc. He had spoken before of scruples in the choice of meats; he now adds another example of difference, that is, as to days; and both these arose from Judaism. For as the Lord in his law made a difference between meats and pronounced some to be unclean, the use of which he prohibited, and as he had also appointed festal and...

Matthew Henry Presbyterian @wholebiblehenry

We have in this chapter, I. An account of the unhappy contention which had broken out in the Christian church. Our Master had foretold that offences would come; and, it seems, so they did, for want of that wisdom and love which would have prevented discord, and kept up union among them. 1.

Commenting on Romans 14:1-23

John Gill Reformed Baptist @doctorgill

One man esteemeth one day above another,.... This is another instance of the difference of sentiments in this church, about the observation of rituals; and is not to be understood of days appointed by the Christian churches for fasting, or abstinence from certain meats, either once a year, as the "Quadragesima", or Lent; or twice a week, as Wednesdays and Fridays; for these are things...