calling: name

was of my Father's mind: shared my father's opinions/way of thinking

unto: in addition to, as well as

envious: malicious

But justly as you have exceeded all promise: exactly as well as your performance has exceeded your promise as a wrestler

out of suits: out of favor

quintine: modern english spelling: quintain; a target used by riders 'tilting' in tournaments (see right-hand image; pronunciation provided)

Have with you: I'm coming