3 occurrences in 3 dictionaries

Reference: Sisamai

Fausets

Morish

Sisama'i

Son of Eleasah, a descendant of Judah. 1Ch 2:40.

Smith

Sisam'a-i,

a descendant of Sheshan in the line of Jerahmeel.

1Ch 2:40

(B.C. about 1450.)