The formulation 'one God in three Persons' was not solidly established, certainly not fully assimilated into Christian life and its profession of faith, prior to the end of the 4th century."  - New Catholic Encyclopedia (1967), Volume 14, page 299.
Dyondzo ya leswaku 'Xikwembu i xin'we eka Vanhu vanharhu,' a yi nga simekiwanga yi tiya, a yi nga tirhisiwi hi ku helela etidyondzweni ta Vukreste naswona va sungule ku pfumela eka yona emahlweni ko va lembe-xidzana ra vumune ri hela." - New Catholic Encyclopedia (1967), Vholumo14, tluka 299.