Bhagavad Gita 4.12
काङ्क्षन्तः कर्मणां सिद्धिं यजन्त इह देवताः।
क्षिप्रं हि मानुषे लोके सिद्धिर्भवति कर्मजा।।4.12।।
Kankshantah karmanam siddhim yajanta iha devatah
Kshipram hi manushe loke siddhirbhavati karmaja
Simple meaning, written by AIThe gods perform sacrifices here desiring success in their actions; for a human being, success quickly arises from one's own deeds.