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.