Strong G2722 κατέχω katechō · to hold back/fast

Hebrews

1. Hebrews 3:6
   But Christ as a son over his own house; whose house are we, if we hold fast the confidence and the rejoicing of the hope firm unto the end.
2. Hebrews 3:14
   For we are made partakers of Christ, if we hold the beginning of our confidence stedfast unto the end;
3. Hebrews 10:23
   Let us hold fast the profession of our faith without wavering; (for he is faithful that promised;)