Frequent mention is made of them in the book of Acts, 14:23; 15:6, 22; 16:4; 20:17, 28; 21:18.
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.