He is the One who sent His messenger with the guidance and the system of truth, so that it would expose all other systems. God is sufficient as a witness.
Translation endnotes
[48:28] We are promised that God's system will prevail over falsehood (9:43; 41:53 and 61:9). The discovery of the mathematical system of the Quran is the start of the new era. See 27:82; 72:28; 74:1-56.