ヘイ, と.じる, と.ざす, し.める, し.まる, た.てる, へ
JLPT3 G6 S11 F951
A variant of 閟 shut, replacing 必 with 才 (cut off): *shut*; *close* → *conclude* (an event). *Bolt* and *bar* are borrowed meanings, via the original sense of 閟 (lumber barring a gate).
[Full Kanji Etymology List]