My son, fear thou the Lord and the king - Pay to each the homage due: to the Lord, Divine honor and adoration; to the king, civil respect, civil honor, and political obedience.

Meddle not with them that are given to change - עם שונים אל תתערב im shonim al titharab: "And with the changelings mingle not thyself." The innovators; those who are always for making experiments on modes of government, forms of religion, etc. The most dangerous spirit that can infect the human mind.

fear

Exodus 14:31 And Israel saw that great work which the LORD did on the Egyptians: and the people feared the LORD, and believed the LORD...

1 Samuel 24:6 And he said to his men, The LORD forbid that I should do this thing to my master, the LORD's anointed...

Ecclesiastes 8:2-5 I counsel you to keep the king's commandment, and that in regard of the oath of God...

Matthew 22:21 They say to him, Caesar's. Then said he to them, Render therefore to Caesar the things which are Caesar's...

Romans 13:1-7 Let every soul be subject to the higher powers. For there is no power but of God: the powers that be are ordained of God...

Titus 3:1 Put them in mind to be subject to principalities and powers, to obey magistrates, to be ready to every good work,

1 Peter 2:13-17 Submit yourselves to every ordinance of man for the Lord's sake: whether it be to the king, as supreme...

meddle

Numbers 16:1-3 Now Korah, the son of Izhar, the son of Kohath, the son of Levi, and Dathan and Abiram, the sons of Eliab, and On...

1 Samuel 8:5-7 And said to him, Behold, you are old, and your sons walk not in your ways: now make us a king to judge us like all the nations...

1 Samuel 12:12-19 And when you saw that Nahash the king of the children of Ammon came against you, you said to me, No; but a king shall reign over us...

2 Samuel 15:13 And there came a messenger to David, saying, The hearts of the men of Israel are after Absalom.

1 Kings 12:16 So when all Israel saw that the king listened not to them, the people answered the king, saying, What portion have we in David?...

given to change

Epistle xxxvi. To Maximus, Bishop of Salona .
To Maximus, Bishop of Salona [113] . Gregory to Maximus, &c. When our common son the presbyter Veteranus came to the Roman city, he found me so weak from the pains of gout as to be quite unable to answer thy Fraternity's letters myself. And indeed with regard to the nation of the Sclaves [114] , from which you are in great danger, I am exceedingly afflicted and disturbed. I am afflicted as suffering already in your suffering: I am disturbed, because they have already begun to enter Italy by way …
Saint Gregory the Great—the Epistles of Saint Gregory the Great

A Treatise on Good Works
I. We ought first to know that there are no good works except those which God has commanded, even as there is no sin except that which God has forbidden. Therefore whoever wishes to know and to do good works needs nothing else than to know God's commandments. Thus Christ says, Matthew xix, "If thou wilt enter into life, keep the commandments." And when the young man asks Him, Matthew xix, what he shall do that he may inherit eternal life, Christ sets before him naught else but the Ten Commandments. …
Dr. Martin Luther—A Treatise on Good Works

Proverbs
Many specimens of the so-called Wisdom Literature are preserved for us in the book of Proverbs, for its contents are by no means confined to what we call proverbs. The first nine chapters constitute a continuous discourse, almost in the manner of a sermon; and of the last two chapters, ch. xxx. is largely made up of enigmas, and xxxi. is in part a description of the good housewife. All, however, are rightly subsumed under the idea of wisdom, which to the Hebrew had always moral relations. The Hebrew …
John Edgar McFadyen—Introduction to the Old Testament