give occasion for

See: cause
References in classic literature ?
He is a gentleman of strict conscience, disdainful of all littleness and meanness and ready on the shortest notice to die any death you may please to mention rather than give occasion for the least impeachment of his integrity.
As there was nothing to said, and neither wished to give occasion for it to be alleged that he had been the first to leave the range of fire, they would have remained there for a long time testing each other's courage had it not been that just then they heard the rattle of musketry and a muffled shout almost behind them in the wood.