Ben Ish Hai, Halachot 2nd Year, Bereshit
Can copy this into an AI, or connect the whole library to your assistant. For deeper learning, you can directly use the original seforim, sites, and apps.
יש אומרים דאין מקדשין אלא במקום נר; ויש אומרים שאין הקידוש תלוי בנר, וצריך להיזהר כסברה הראשונה לקדש במקום נר, כי כן ראוי להיות ע"פ הסוד, ורק בשביל צורך והכרח גדול יש לסמוך על סברה השניה.
There are those who say that one should not recite Kiddush except in a place where there is a [lit] candle, and there are those who say that Kiddush is not dependent on the presence of a candle. One should be careful to follow the first opinion and make Kiddush in the presence of a candle, for so it is fitting according to the sod (mystical tradition). Only in a case of great necessity may one rely on the second opinion. (assisted by Chat GPT)