"Bara" is used exclusively of God's creative work in Hebrew, never for human activity, emphasizing creation ex nihilo and divine sovereignty over all that exists.

In the OT, 'sons of God' generally refers to heavenly/angelic beings. Their union with human women produced the Nephilim and provoked divine judgment on corrupt humanity.

The dignity and authority due to the firstborn, which Reuben forfeited through sexual immorality; the pre-eminence later passed to the tribe of Judah through Jacob's blessing.

Cain brought fruit of the ground while Abel offered the firstlings and fat. This early account foreshadows the sacrificial system, showing that acceptable worship requires faith and a worthy offering.

'Noah found favor (chen) in the eyes of the Lord' is among the earliest uses of this grace term. Amid universal corruption, God unilaterally extends favor, founding the motif of saving grace.

A key messianic title in Jacob's prophecy meaning 'he who brings peace,' referring to the coming ruler from Judah who would bring ultimate peace and salvation.

An Old Testament eschatological term referring to the end of the era and the fulfillment of God's redemptive plan, used by Jacob to prophesy future events to his sons.

Abel's blood crying from the ground establishes the biblical motif that innocent blood cries out for justice (cf. Heb 12:24), anticipating the atoning and interceding blood of Christ.

'Noah walked with God' depicts intimate, ongoing companionship with the divine in daily life. Enoch (Gen 5:22) likewise 'walked with God,' modeling godliness amid a fallen world.