And when She is filled, it is stated of Her: (Ps. 116:13) A cup (kos) of salvations I shall raise, and in the Name of Y”Y I shall call. Kos (cup, =86) is ELQYM (=86) in numeric-value, which also amounts to the word kinui∞‘title’△86. With what is She filled? With the letter Yod י (=10). And She is made into (Ps. 23:5)... ‘my cup’ (kosiY) overflows. And because of this: ‘a cup requires ten things, etc’.cxxixBT Berakhot 51a
Arose Rabbi Shim’on and said: ‘If a camp should encamp against me, (Ps. 27:3) my heart will not fear, if war rises-up against me, in ‘this’ (zot) I trust. In ‘zot’∞‘this’ (Malkhut), specifically, I wish to become strengthened – with this verse of David.