77th Verse of Joshua is 77x77th Verse of Bible, Fulfills God’s Sworn (Sevened) Promise Given to Israel at 777th Verse of Bible

And God Almighty bless thee, and make thee fruitful, and multiply thee, that thou mayest be a multitude of people; And give thee the blessing of Abraham, to thee, and to thy seed with thee; that thou mayest inherit the land wherein thou art a stranger, which God gave unto Abraham.

Genesis 28:3-4 (Verse #777-778 of Bible, the promise of Abraham passed to Jacob/Israel)

And Moses called unto Joshua, and said unto him in the sight of all Israel, Be strong and of a good courage: for thou must go with this people unto the land which the LORD hath sworn unto their fathers to give them; and thou shalt cause them to inherit it.
And the LORD, he it is that doth go before thee; he will be with thee, he will not fail thee, neither forsake thee: fear not, neither be dismayed.

Deuteronomy 31:7-8 (The promise passed down to Jacob on verses #777-778 will be fulfilled by Joshua)

2 Moses my servant is dead; now therefore arise, go over this Jordan, thou, and all this people, unto the land which I do give to them, even to the children of Israel.
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11 Pass through the host, and command the people, saying, Prepare you victuals; for within three days ye shall pass over this Jordan, to go in to possess the land, which the LORD your God giveth you to possess it.

Joshua 1:2,11 (The promise will begin to take effect after Israel crosses the Jordan river)

And it came to pass, when the priests that bare the ark of the covenant of the LORD were come up out of the midst of Jordan, and the soles of the priests’ feet were lifted up unto the dry land, that the waters of Jordan returned unto their place, and flowed over all his banks, as they did before.

Joshua 4:18 (Verse #77 of Joshua / 77x77 of Bible, the ark enters the promised land, all Israel is crossed over)