Hebräer 3:13

one another--Greek, "yourselves"; let each exhort himself and his neighbor. daily--Greek, "on each day," or "day by day." while it is called To-day--while the "to-day" lasts (the day of grace, Luk 4:21, before the coming of the day of glory and judgment at Christ's coming, Heb 10:25, Heb 10:37). To-morrow is the day when idle men work, and fools repent. To-morrow is Satan's to-day; he cares not what good resolutions you form, if only you fix them for to-morrow. lest . . . of you--The "you" is emphatic, as distinguished from "your fathers" (Heb 3:9). "That from among you no one (so the Greek order is in some of the oldest manuscripts) be hardened" (Heb 3:8). deceitfulness--causing you to "err in your heart." sin--unbelief.

In this chapter the apostle applies what he had said in the chapter foregoing concerning the priesthood of Christ, I. In a serious pathetic exhortation that this great high priest, who was discovered to them, might be seriously considered by them (Heb 3:1-6). II. He then adds many weighty counsels and cautions (Heb 3:7 to the end).

3:13 Using the word “today” from Ps 95:7, the author challenges his hearers to warn each other every day against the deceptive and hardening power of sin.