EN 
HI 
MR 
JP SB 10.3.36
दिव्यवर्षसहस्राणि द्वादशेयुर्मदात्मनो: ॥ ३६ ॥
tapaḥ parama-duṣkaram
divya-varṣa-sahasrāṇi
dvādaśeyur mad-ātmanoḥ
Synonyms
evam — in this way; vām — for both of you; tapyatoḥ — executing austerities; tīvram — very severe; tapaḥ — austerity; parama-duṣkaram — extremely difficult to execute; divya-varṣa — celestial years, or years counted according to the higher planetary system; sahasrāṇi — thousand; dvādaśa — twelve; īyuḥ — passed; mat-ātmanoḥ — simply engaged in consciousness of Me.
Translation
Thus you spent twelve thousand celestial years performing difficult activities of tapasya in consciousness of Me [Kṛṣṇa consciousness].
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