It was not difficult for me to find a report on this homily that contains enough of it to disprove your viles:
Pope Francis: Silence Reveals the Mystery of God's Plan.
It is indeed notable that the "eponymousflower" chose to not give any reference to their source, apparently so that they can better propagate their vituperation.
That is not a full quote of his sermon, verbatim. There’s no telling how much of it was white-washed. just like all his other sermons.