Joshua 1:8

8 This book of the law shall not depart out of thy mouth, but thou shalt meditate therein day and night that thou may keep and do according to all that is written therein; for then thou shalt make thy way to prosper, and then thou shalt understand everything.

Joshua 1:8 Meaning and Commentary

Joshua 1:8

This book of the law shall not depart out of thy mouth
He was often to read it, frequently repeat it, and speak of it, to refresh his own memory with it, and the memory of those about him. Jarchi restrains it to the book of Deuteronomy now before him:

but thou shalt meditate therein day and night;
whenever he had any leisure from the important business of his office, whether by day or night, see ( Psalms 1:2 ) ;

that thou mayest observe to do according to all that is written
therein;
which frequent speaking of it, and constant meditation on it, would lead unto:

for then thou shalt make thy way prosperous, and then thou shalt have
good success;
in his wars with the Canaanites.

Joshua 1:8 In-Context

6 Be strong and of a good courage; for thou shalt cause this people to inherit the land as an inheritance, which I swore unto their fathers to give them.

7 Only be thou strong and very courageous that thou mayest keep and do according to all the law, which Moses my slave commanded thee; turn not from it to the right hand or to the left that thou may be prospered in all the things that thou doest.

8 This book of the law shall not depart out of thy mouth, but thou shalt meditate therein day and night that thou may keep and do according to all that is written therein; for then thou shalt make thy way to prosper, and then thou shalt understand everything.

9 See that I command thee to be strong and of a good courage; be not afraid, neither be thou dismayed; for I, the LORD thy God, am with thee wherever thou goest.

10 Then Joshua commanded the officers of the people, saying,