For even Christ did not please Himself, but as it is written: “The insults of those who insult You have fallen on Me.”
3. For even Christ pleased not himself, etc. Since it is not right that a servant should refuse what his lord has himself undertaken, it would be very strange in us to wish an exemption from the duty of bearing the infirmities of others, to which Christ, in whom we glory as our Lord and King, submitted himself; for he having no regard for himself...
The apostle here lays down two precepts, with reasons to enforce them, showing the duty of the strong Christian to consider and condescend to the weakest. I. We must bear the infirmities of the weak, Rom 15:1. We all have our infirmities; but the weak are more subject to them than others - the weak in knowledge or grace, the bruised reed and the smoking flax.
Commenting on Romans 15:1-4
For whatsoever things were written aforetime,.... In the books of the Old Testament; the apostle says this, to vindicate the pertinency of the above citation, and to prevent any objection that might be made against it; since whatsoever was written in that psalm did not belong personally to David, but to Christ; and what is written concerning him, is designed for the use and instruction...