so ’yajad rājasūyena
patnīṁ bṛhaspater darpāt
tārāṁ nāmāharad balāt
saḥ—he, Soma; ayajat—performed; rājasūyena—the sacrifice known as Rājasūya; vijitya—after conquering; bhuvana-trayam—the three worlds (Svarga, Martya and Pātāla); patnīm—the wife; bṛhaspateḥ—of Bṛhaspati, the spiritual master of the demigods; darpāt—out of pride; tārām—Tārā; nāma—by name; aharat—took away; balāt—by force.
After conquering the three worlds [the upper, middle and lower planetary systems], Soma, the moon-god, performed a great sacrifice known as the Rājasūya-yajña. Because he was very much puffed up, he forcibly kidnapped Bṛhaspati’s wife, whose name was Tārā.
Link to this page: https://prabhupadabooks.com/sb/9/14/4