'Tenth' in the Bible

An illegitimate child may not come into the assembly of Yahweh; even [to] the tenth generation none {of his descendants} may come into the assembly of Yahweh.

An Ammonite or a Moabite may not come into the assembly of Yahweh; even [to] the tenth generation none {of his descendants} may come into the assembly of Yahweh {forever},