This root form (lemma) is used in 2 different forms in the NT: κουστωδίαν (AFS), κουστωδίας (GFS).
It is glossed in 2 different ways: ‘a guard’, ‘guard’.
OET MAT 27:65 Greek word=κουστωδίαν (koustōdian) Morphology=AFS English gloss=‘a guard’ SR GNT MAT 27:65 word 8
OET MAT 27:66 Greek word=κουστωδίας (koustōdias) Morphology=GFS English gloss=‘guard’ SR GNT MAT 27:66 word 13
OET MAT 28:11 Greek word=κουστωδίας (koustōdias) Morphology=GFS English gloss=‘guard’ SR GNT MAT 28:11 word 7