Extended Strong's Hebrew Lexicon (Brown-Driver-Briggs based)
Shisha
Usage: A man living at the time of United Monarchy, first mentioned at 2Sa.8.17; father of: Elihoreph (H0456) and Ahijah (H0281); also called Shavsha at 1Ch.18.16; Sheva(Ketiv: Sheya) at 2Sa.20.25; Shisha at 1Ki.4.3; Another name of se.ra.yah (שְׂרָיָהוּ "Seraiah" H8304G) § Shisha = "Jehovah contends" 1) father of Elihoreph and Ahiah, the royal secretaries in the reign of Solomon 1a) apparently the same as 'Shavsha' who held the same position under David