Analysis of information sources in references of the Wikipedia article "Triple deity" in English language version.
Hecate will never join in that offence:
Unjust is the request you make, and I
In kindness your petition shall deny;
Yet she that grants not what you do implore,
Shall yet essay to give her Jason more;
Find means t' encrease the stock of Aeson's years,
Without retrenchment of your life's arrears;
Provided that the triple Goddess join
A strong confed'rate in my bold design.
They are females – three women, maidens or sisters .... They appear in three age categories, young, middle-aged, and old .... The youngest one starts the foretelling, then the middle one, but the crucial information is foretold by the third, the oldest narechnitsa .... This belief is related to the ancient Indo-European tradition of threefold death