Philo Judaeus De Agricultura 167

[167] for seals, when they have stamped an impression on one piece of wax, without suffering any alteration themselves, though they impress on it a form which is derived from themselves, remain in the same condition as before; and if the piece of wax which has been stamped, be melted, and the impression effaced, then another piece may be substituted in its place. So that, my good friends, do not think, that when you yourselves perish, your powers perish with you; for they, being immortal, have, on account of their own glory, embraced ten thousand other persons before they came to you, who, they perceived, did not behave like you, out of an aversion to danger, shunning their society, but who rather came forward to meet them, and showed an eagerness to consult their safety.