The child was growing, and becoming strong in spirit, and was in the desert until the day of his public appearance to Israel.
till the day of his showing unto Israel; either till the time came that he was to appear before, and be examined by the sanhedrim, that judged of persons fitness and qualifications for the priesthood, in order to be admitted to it; which should have been when he was thirty years of age, but that he was designed for other service; or rather therefore till he appeared in his prophetic office, and showed himself to the people of Israel; to whom he came preaching the doctrine of repentance and remission of sins, administering the ordinance of baptism, giving notice of the near approach of the Messiah, and pointing him out unto the people.