अपत्यसमाधौ तु कन्यापुत्रदाने ददत्तु कन्यामतिसंधत्ते ॥ कZ_०७.१७.१५ ॥
apatya-samādhau tu kanyā-putra-dāne dadattu kanyām atisaṃdhatte
But in arranging succession/issue (apatya-samādhi), even when giving a daughter (in marriage) to obtain a son, the one who gives the daughter makes an over-committing arrangement.
Because it transfers a high-value dynastic asset to another house while control and benefits (including loyalties and claims) may accrue primarily to the recipient side.