Usage: 2 forms in 4 verses
Form Translated As     In Verse(s)
αγιαστήριόν your sanctuary LXX.Ps.74.7
αγιαστήριον sanctuary LXX.Lev.12.4LXX.Ps.73.17LXX.Ps.83.12

Liddell-Scott-Jones

ἁγιαστήριον (hagiastērion) sanctuary G:N-N

ἁγιαστήριον-αστήριον, τό,

holy place, sanctuary, [LXX]

LSJ Scripture Refs: LXX.Lev.12.4