Sunan an-Nasa'i 3260

أَخْبَرَنَا قُتَيْبَةُ، قَالَ حَدَّثَنَا مَالِكٌ، عَنْ عَبْدِ اللَّهِ بْنِ الْفَضْلِ، عَنْ نَافِعِ بْنِ جُبَيْرِ بْنِ مُطْعِمٍ، عَنِ ابْنِ عَبَّاسٍ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ ‏ "‏ الأَيِّمُ أَحَقُّ بِنَفْسِهَا مِنْ وَلِيِّهَا وَالْبِكْرُ تُسْتَأْذَنُ فِي نَفْسِهَا وَإِذْنُهَا صُمَاتُهَا ‏"‏ ‏.‏

It was narrated from Ibn 'Abbas that the Messenger of Allah said:"A previously married woman has more right to decide about herself (with regard to marriage) than her guardian, and a virgin should be asked for permission with regard to marriage, and her permission is her silence

Reference

Sunan an-Nasa'i 3260

In-book

Book 26, Hadith 65