Deuteronomy 11:22
New International Version (NIV)
22 If you carefully observe all these commands I am giving you to follow — to love the Lord your God, to walk in obedience to him and to hold fast to him —
From BibleGateway.com: http://www.biblegateway.com/passage/?search=Deuteronomy 11:22&version=NIV
NIV®