God’s right judgement (reasoning) helps us personally when we apply them to our lives. And when we do His laws / commandments / precepts and His ways, God also promises to help us too.

Psalms 119:175
“Let my soul live, and it shall praise Thee; and let Thy judgments help me.”

Psalms 119:93
“I will never forget Thy precepts:
for with them Thou hast quickened me.”

Psalms 119:156
“Great are Thy tender mercies, O LORD: quicken me according to Thy judgments.”

Psalms 119:144
“The righteousness of Thy testimonies is everlasting: give me understanding, and I shall live.”

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When we do His word, God will help us too.
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Psalms 119:173
“Let Thine hand help me;
for I have chosen Thy precepts.”

Psalms 119:170
“Let my supplication come before Thee: deliver me according to Thy word.”

Psalms 119:166
“LORD, I have hoped for Thy salvation, and done Thy commandments.”

Psalms 119:153-154 RESH.
“Consider mine affliction, and deliver me: for I do not forget Thy law. Plead my cause, and deliver me: quicken me according to Thy word.”

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God never changes.
God’s character never changes.
God’s right judgement (reasoning) never changes.
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Psalms 119:142
“Thy righteousness is an EVERLASTING righteousness, and Thy law is the truth.”

Psalms 119:160
Thy word is true from the beginning:
AND every one of Thy righteous judgments endureth FOR EVER.”

Psalms 119:151-152
“Thou art near, O LORD;
and all Thy commandments are truth. Concerning Thy testimonies, I have known of old that Thou hast founded them FOR EVER.”

Psalms 119:144
The righteousness of Thy testimonies is EVERLASTING: give me understanding, and I shall live.”

Psalms 119:138
Thy testimonies that Thou hast commanded are righteous and very faithful.”

Psalms 119:89  LAMED.
For ever, O LORD,
Thy word is settled in heaven.

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Jesus said the words He spoke were spirit and life. He also repeated that “man does not live by bread alone, but by every word of God”.
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Psalms 119:155
“Salvation is far from the wicked:
FOR they seek not Thy statutes.”