Zechariah 4:6 New International Version (NIV)
6 So he said to me, "This is the word of the Lord to Zerubbabel: 'Not by might nor by power, but by my Spirit,' says the Lord Almighty.
Philippians 4:13 New International Version (NIV)
13 I can do all this through him who gives me strength.
Nehemiah 8:10 New International Version (NIV)
10 Nehemiah said, "Go and enjoy choice food and sweet drinks, and send some to those who have nothing prepared. This day is holy to our Lord. Do not grieve, for the joy of the Lord is your strength."