Text 66] Krṣṇa, the Supreme Personality of Godhead
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jāto gataḥ pitr-grhād vrajam edhitārtho hatvā ripūn suta-śatāni krtorudāraḥ utpādya teṣu puruṣaḥ kratubhiḥ samīje ātmānam ātma-nigamaṁ prathayañ janeṣu
jātaḥ —after taking birth as the son of Vasudeva;  gataḥ —went away;  pitr-grhāt —from the houses of His father;  vrajam —to Vrṇdāvana;  edhita-arthaḥ —to exalt the position (of Vrṇdāvana);  hatvā —killing there;  ripūn —many demons;  suta-śatāni —hundreds of sons;  krta-urudāraḥ —accepting many thousands of wives, the best of women;  utpādya —begot;  teṣu —in them;  puruṣaḥ —the Supreme Person, who exactly resembles a human being;  kratubhiḥ —by many sacrifices;  samīje —worshiped;  ātmānam —Himself (because He is the person worshiped by all sacrifices);  ātma-nigamam —exactly according to the ritualistic ceremonies of the  Vedas ;  prathayan —expanding the Vedic principles;  janeṣu —among the people in general.
TRANSLATION
The Supreme Personality of Godhead, Śrī Krṣṇa, known as lilā-puruṣottama, appeared as the son of Vasudeva but immediately left His father's home and went to Vrṇdāvana to expand His loving relationship with His confidential devotees. In Vrṇdāvana the Lord killed many demons, and afterwards He returned to Dvārakā, where according to Vedic principles He married many wives who were the best of women, begot through them hundreds of sons, and performed sacrifices for His own worship to establish the principles of householder life.
PURPORT
As stated in  Bhagavad-gītā  (15.15),  vedaiś ca sarvair aham eva vedyaḥ : by all the  Vedas , it is Krṣṇa who is to be known. Lord Śrī Krṣṇa, setting an example by His own behavior, performed many ritualistic ceremonies described in the  Vedas  and established the principles of  grhastha  life by marrying many wives and begetting many children just to show people in general how to be happy by living according to Vedic principles. The center of Vedic sacrifice is Krṣṇa ( vedaiś ca sarvair aham