The Apostle Paul
Romans 11:16ESV·traditional attribution

If the dough offered as firstfruits is holy, so is the whole lump, and if the root is holy, so are the branches.

John Calvin Reformed @genevareformer

16. For if the first-fruits, etc. By comparing the worthiness of the Jews and of the Gentiles, he now takes away pride from the one and pacifies the other, as far as he could; for he shows that the Gentiles, if they pretended any prerogative of honor of their own, did in no respect excel the Jews, nay, that if they came to a contest...

Matthew Henry Presbyterian @wholebiblehenry

The apostle proposes here a plausible objection, which might be urged against the divine conduct in casting off the Jewish nation (Rom 11:1): "Hath God cast away his people? Is the rejection total and final? Are they all abandoned to wrath and ruin, and that eternal?

Commenting on Romans 11:1-32

John Gill Reformed Baptist @doctorgill

For if the firstfruit be holy,.... Some by "the firstfruit" and "root" understand Christ, who is sometimes called, "the firstfruits of them that slept", Co1 15:20, and "the root of Jesse and David", Isa 11:10, and indeed of all the righteous; and certain it is, that since he is holy, has all the holiness of his people in him, and is sanctification unto them, they...