Manava Dharmashastra 9.3

9.3

pitā rakṣati kaumāre bhartā rakṣati yauvane
rakṣanti sthavire putrā na strī svātantryam arhati //

Her father protects (her) in childhood, her husband protects (her) in youth, and her sons protect (her) in old age; a woman is never fit for independence.