Update Observation - hearsay.md

🔰 Grammar/Observation - hearsay.md

@@ -77,10 +77,11 @@ Can be used as ==ということだ== or ==とのことだ==. A more casual vers
 * ==そうだ== is used for hearsay and is casual.
 * ==ということだ== is used for hearsay, when the validity of the information is certain. More formal than そうだ.
 
-# TODO
+## によると・によれば
+ 
+Means "according to".
+Used with nouns. With verbs, ところ is added before.
 
-## によると /によれば
-
-according to ~
-
-https://jlptsensei.com/learn-japanese-grammar/%e3%81%ab%e3%82%88%e3%82%8b%e3%81%a8-%e3%81%ab%e3%82%88%e3%82%8c%e3%81%b0-ni-yoru-to-ni-yoreba-meaning/
+> [!info] Examples
+> {天気予報|てんきよほう}==によると=={今日|きょう}は{雪|ゆき}が{降|ふ}るようだ。
+> According to the weather forecast, it's supposed to snow today.