Another explanation is the possibility that the word "I" refers to the speaker, in other words no one should think that he is better than Jonah because of the Words of Allah concerning him.
Enye incazelo iyona kungenzeka ukuthi igama elithi "ngi-" libhekisela yilowo nalowo uthi, ngamanye amazwi akekho okufanele acabange yena ungcono uJona ngenxa Amazwi Allah ngaye.