פרשת חיי שרה

In recent years the custom for girls to light שבת candles before their marriage has come back.  this actually isn’t a new custom it is actually very old and is indicated here by רש׳י We see that רבקה lit שבת candles even before she was married, for only later did  after יצחק took into “the tent of שרה his mother and watched her candle burning the whole week, did he take her as a wife. If in fact, it was mainly the observance of this מצוה that proved יצחק was suitable to marry רבקה, the mother of כלל ישרא