JMNT(i)
9 "Further, I am now saying to you folks, At once make friends from out of the midst of the mammon (Aramaic: wealth and earthly goods; Syrian god of riches) that pertains to and has its source in inequity (or: the aforementioned mammon of injustice and dishonesty) so that whenever it gives out (fails; falls short; is defaulting) folks can (or: may; would) welcome and receive you into the tents that have the qualities and characteristics of [this] age (or: the tabernacles that last for an undetermined duration).
10 "The person [who is] faithful (reliable; trustworthy; loyal) in [the] least (or: smallest) also continues being (or: is) faithful (reliable; trustworthy; loyal) in much; and the person [who is] inequitable (unjust; = dishonest) in [the] least (or: smallest) also continues being (or: is) inequitable (unjust; unfair) in much.
11 "Therefore, since you folks did not (or: if you folks do not) come to be faithful and trustworthy in connection with the inequitable mammon (the unfair and unjust wealth), who will proceed entrusting to you (or: in you) the real and true?
12 "And since you folks did not (or: if you folks do not) come to be faithful and trustworthy in connection with the thing belonging to another, who will continue giving to you (or: for you; in you) the thing that is your own [other MSS: that is ours]?