evam—in this way; vam—for both of you; tapyatoh—executing austerities; tivram—very severe; tapah—austerity; parama-duskaram—extremely difficult to execute; divya-varsa—celestial years, or years counted according to the higher planetary system; sahasrani—thousand; dvadasa—twelve; iyuh—passed; mat-atmanoh—simply engaged in consciousness of Me.