Jamieson-Fausset-Brown Bible Commentary
4. Twelve is the number of the tribes, and appropriate to the Church: three by four: three, the divine number, multiplied by four, the number for world-wide extension. Twelve by twelve implies fixity and completeness, which is taken a thousandfold in 144,000. A thousand implies the world perfectly pervaded by the divine; for it is ten, the world number, raised to the