Genesis 1:1-2 — "In the Beginning"

Presbyterian theology affirms God's sovereign role as Creator in Genesis 1:1-2 ('In the beginning God created the heavens and the earth'), which is foundational to all Christian doctrine. The Westminster Confession of Faith (Chapter IV, 'Of Creation') teaches that God created all things for his own glory in the space of six days and rested on the seventh. However, the Confession does not specify the precise age of the earth or the mechanism by which God executed creation, allowing for some interpretive diversity among confessional Presbyterians.

Mainline Presbyterian bodies, particularly the PCUSA, have historically been open to evolutionary theory and theistic evolution, provided that God's sovereignty over creation is affirmed and the doctrine that humanity is created in God's image is maintained. The debate between young-earth creationism and evolutionary theory is understood to be a matter of hermeneutics and science, not a matter of confessional subscription. Conservative Presbyterian bodies such as the PCA generally affirm traditional six-day creation but do not typically require subscription to any single scientific model of the age of the earth. The common Reformed conviction is that whatever mechanism God used, creation depends wholly on God's will and demonstrates his wisdom and power.