'Practical' in the Bible

“So everyone who hears these words of Mine and acts on them, will be like a wise man [a far-sighted, practical, and sensible man] who built his house on the rock.

if service, in the act of serving; or he who teaches, in the act of teaching;

For, by the practical proof of it which you exhibit in this service, you cause God to be extolled for your fidelity to your professed adherence to the Good News of the Christ, and for the liberality of your contributions for them and for all who are in need,

since you want a practical proof of the fact that Christ speaks by my lips--He who is not feeble towards you, but powerful among you.

which He lavished on us. In all wisdom and understanding [with practical insight]