'Lord' in the Bible

unto Timothy, my true child in faith: Grace, mercy, peace, from God the Father and Christ Jesus our Lord.

I thank him that enabled me, even Christ Jesus our Lord, for that he counted me faithful, appointing me to his'service;

and the grace of our Lord abounded exceedingly with faith and love which is in Christ Jesus.

If any man teacheth a different doctrine, and consenteth not to sound words, even the words of our Lord Jesus Christ, and to the doctrine which is according to godliness;

that thou keep the commandment, without spot, without reproach, until the appearing of our Lord Jesus Christ:

which in its own times he shall show, who is the blessed and only Potentate, the King of kings, and Lord of lords;