The Pulpit Commentary - Isaiah 1:17
Learn to do well. Now comes the positive; first, in the general form" learn," etc.; which resembles the apostle's "Put on the armor of light" ( Romans 13:12 ). Then follow the particulars. Seek judgment ; or, seek out justice ; i.e. endeavor to get justice done to all men; see that they "have right." Relieve the oppressed. So the LXX ; the Vulgate, the Syriac, and the Chaldean Versions. But the word translated "oppressed" is thought by many to mean "oppressor" (Kimchi, Gesenius,... read more
The Pulpit Commentary - Isaiah 1:16-20
No return to God's favor without amendment of life. The outward show of religion, which the Israelites maintained, vain and futile as it was, seemed to indicate that they were not wholly irreclaimable—they did not desire to break altogether with God. The prophet, therefore, assumes that they would wish to know the way by which they may remove God's anger, and enter once more into favor with him; and he proceeds to point out that the one and only road open to them is to amend their ways—to... read more