There is no encouragement for the veneration of Mary from the Lord Himself. Just the opposite, in fact.
[Note: if I include the Strong's link here, it won't work. I'll include it in the very next post.]
Strong's Concordance
menoun and menounge: rather, on the contrary
Original Word: μενοῦνγε Part of Speech: Particle, Disjunctive Particle Transliteration: menoun and menounge Phonetic Spelling: (men-oon'-geh) Short Definition: nay rather Definition: nay rather; indeed, truly, really.