‘True light’ is ‘real’, ‘genuine’, as in Jn 4:23; 6:32; 7:28; 15:1; 17:3.
Ayat ti kangrunaan a pakailasinan dagiti pasurot ni Kristo, ket “ti ayat . . . saanna a sapulen dagiti bukodna a pagimbagan.”—1 Corinto 13:4, 5; Juan 13:34, 35.