Extended Strong's Hebrew Lexicon (Brown-Driver-Briggs based)
Sippai
Usage: A man living at the time of United Monarchy, first mentioned at 2Sa.21.18; son of: Rapha (H7497A); brother of: Goliath (H1555), Ishbi-benob (H3430) , Lahmi (H3902), huge_man (H4060A); also called Sippai at 1Ch.20.4; Another name of saph (סַף "Saph" H5593) § Sippai = "threshold" one of the sons of the Philistine giant slain by Sibbechai the Hushathite