(12) بَابُ شَهَادَةِ النِّسَاءِ
Narrated Abu Sa`id Al-Khudri:
The Prophet (ﷺ) said, "Isn't the witness of a woman equal to half of that of a man?" The women said, "Yes." He said, "This is because of the deficiency of a woman's mind."
Reference: Sahih al-Bukhari 2658
In-book reference: Book 52, Hadith 22
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 3, Book 48, Hadith 826