'Observed' in the Bible

"Then we set out from Horeb and walked through that vast and dreadful desert, where you observed the road to the Amorite hill country. Just as the LORD our God ordained for us, we finally arrived at Kadesh-barnea.

And Moses calleth unto all Israel, and saith unto them, 'Hear, Israel, the statutes and the judgments which I am speaking in your ears to-day, and ye have learned them, and have observed to do them.

And ye have observed to do as Jehovah your God hath commanded you, ye turn not aside -- right or left;

And thou hast heard, O Israel, and observed to do, that it may be well with thee, and that thou mayest multiply exceedingly, as Jehovah, God of thy fathers, hath spoken to thee, in the land flowing with milk and honey.

and observed to do all the statutes and the judgments which I am setting before you to day.

and thou hast remembered that a servant thou hast been in Egypt, and hast observed and done these statutes.

and thou hast done according to the tenor of the word which they declare to thee (they of that place which Jehovah doth choose; and thou hast observed to do according to all that they direct thee.

So we cried out to the LORD God of our ancestors, and he heard our cries and observed our affliction, trouble, and oppression.

Assemble the people, the men, and the women, and the infants, and thy sojourner who is within thy gates, so that they hear, and so that they learn, and have feared Jehovah your God, and observed to do all the words of this law;

Who said unto his father and to his mother, I have not seen him; neither did he acknowledge his brethren, nor knew his own children: for they have observed thy word, and kept thy covenant.