A woman without a husband (or divorced or a widow) must not be married until she is consulted, and a virgin must not be married until her permission is sought. They asked the Prophet of Allah ﷺ: How her (virgin's) consent can be solicited? He (the Holy Prophet) said: That she keeps silence.
أَنَّ رَسُولَ اللَّهِ ﷺ قَالَ لاَ تُنْكَحُ الأَيِّمُ حَتَّى تُسْتَأْمَرَ وَلاَ تُنْكَحُ الْبِكْرُ حَتَّى تُسْتَأْذَنَ قَالُوا يَا رَسُولَ اللَّهِ وَكَيْفَ إِذْنُهَا قَالَ أَنْ تَسْكُتَ