Text: 6 at thy rebuke, o god of jacob, both the chariot and horse are cast into a dead sleep.

Correct capitalization: 6 At thy rebuke, O God of Jacob, both the chariot and horse are cast into a dead sleep.

Text: there are two hydroelectric sites there already but a proposed dam would generate enough electricity to meet the needs of all of africa.

Correct capitalization: There are two hydroelectric sites there already but a proposed dam would generate enough electricity to meet the needs of all of Africa.

Text: it does not therefore make any sense to limit the dosages of essential nutrients in supplements except where consumption of such substances has shown actual, health risks;

Correct capitalization: It does not therefore make any sense to limit the dosages of essential nutrients in supplements except where consumption of such substances has shown actual, health risks;

Text: the cosy bedrooms have free wi-fi ...

Correct capitalization:
The cosy bedrooms have free Wi-Fi ...