Bava Basra, 115a: It implies that a woman bequeaths to her son but does not inherit him. ¹

Bava Basra, 111a #1: It implies that she inherits from two tribes - if her mother and father are from two different tribes. This teaches us that a daughter inherits her mother - Kal va'Chomer, a son. ¹

Bava Basra, 111a #2: The word "Matos" compares the inheritance from a mother to the inheritance from a father - to teach us that, like a son takes precedence over a daughter in the case of the latter, so too in the case of the former. ²