BASTARD: STRONG’S CONCORDANCE: #4464 MAMZER (MAM‑ZARE’); from an unused root meaning to alienate; a mongrel, i.e. born of a Jewish father and a heathen mother: KJV‑‑ bastard.
Bastard: Brown-Driver-Briggs’: #4464 mamzer‑a bastard, a child of incest, an illegitimate child:–
a) a bastard
b) Mixed Population (figurative)
c) born of a Jewish father and a heathen mother or vice versa
“A person of illegitimate birth. The term may refer to the offspring of incest. Such a person was not allowed to enter the Lord’s assembly:
“bastard shall not enter into the congregation of the Lord” (Deuteronomy 23:2), (KJV). “A bastard shall dwell in Ashdod” (Zechariah 9:6), (KJV) refers to the “Mixed Race” (other translations are “mongrel people” and “Half-breeds”) who would settle in the Philistine city.” (from Nelson’s Illustrated Bible Dictionary) (Copyright (C) 1986, Thomas Nelson Publishers)