As is often the case, Hamas version of the story is in a different reality from that of the Israeli Defense Force.
Hamas fabricated a story about how many IDF were killed; the IDF says no Israeli families lost their sons in this incident:
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Source: https://www.timesofisrael.com/liveblog_entry/hamas-takes-responsibility-for-failed-attack-on-idf-in-south-gaza-hoped-to-kidnap-soldier/