Vaisesika Sūtra 4.1.01

सदकारणवन्नित्यम् ॥१॥

sadkāraṇavan nityam ॥1॥

[सत्-कारणवत् (sat-kāraṇavat) - the true auspicious cause; नित्यम् (nityam) - is continously present;]

The true auspicious cause is continously ever present.