I assume you were searching the AV. For it you need to enter,
honour thy mother
See the 'u' in honour? This will give you eight verses.
Also, keep in mind what search settings are set to get the type of results you want
Developer, Bible Analyzer
But to him that worketh not, but believeth on him that justifieth the ungodly, his faith is counted for righteousness. (Rom 4:5 AV)