Kural - 51

As doth the house beseem, she shows her wifely dignity;
As doth her husband's wealth befit, she spends: help - meet is she

Explanation
She who has the excellence of home virtues, and can expend within the means of her husband, is a help in the domestic state.

Tamil Transliteration
Manaikdhakka Maanputaiyal Aakiththar Kontaan
Valaththakkaal Vaazhkkaith Thunai.