Luke
Luke 18:12BSB·traditional attribution

I fast twice a week and pay tithes of all that I acquire.’

John Calvin Reformed @genevareformer

12. I fast twice in the week, I give tithes of all that I possess. This is equivalent to saying that he performed more than the law required; just as the Popish monks talk loftily of their works of supererogation, as if they found no great difficulty in fulfilling the law of God.

Matthew Henry Presbyterian @wholebiblehenry

The scope of this parable likewise is prefixed to it, and we are told (Luk 18:9) who they were whom it was levelled at, and for whom it was calculated. He designed it for the conviction of some who trusted in themselves that they were righteous, and despised others. They were such as had, 1.

Commenting on Luke 18:9-14

John Gill Reformed Baptist @doctorgill

I fast twice in the week,.... Not "on the sabbath", as the words may be literally rendered, and as they are in the Vulgate Latin and Ethiopic versions; for the sabbath was not a fasting, but a feasting day with the Jews; for they were obliged to eat three meals, or feasts, on a sabbath day, one in the morning, another at evening, and another...