'Strengthen' in the Bible

Who proceed down to EgyptWithout consulting Me,To take refuge in the stronghold of PharaohAnd to take shelter in the shadow of Egypt!

Your ship’s ropes (tackle) hang loose;They cannot hold the base of their mast firmly,Nor spread out the sail.Then an abundance of spoil and plunder will be divided;Even the lame will take the plunder.

Encourage the exhausted, and make staggering knees firm.

‘Do not fear [anything], for I am with you;Do not be afraid, for I am your God.I will strengthen you, be assured I will help you;I will certainly take hold of you with My righteous right hand [a hand of justice, of power, of victory, of salvation].’

“Enlarge the site of your tent [to make room for more children];Stretch out the curtains of your dwellings, do not spare them;Lengthen your tent ropesAnd make your pegs (stakes) firm [in the ground].